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ICSE X/ICSE 10th Class Chemistry MCQ Question Answer Sample Test,Sample questions

Question:

A chloride which forms a precipitate that is soluble in excess of anmmonium hydroxide is

1.Calcium chloride

2.Ferrous chloride

3.Ferric chloride

4.Copper chloride

Posted Date:-2022-01-11 14:12:22

Question:

A compound which liberates reddish brown gas around the anode during electrolysis in its molten state :

1.Sodium chloride

2.Copper

3.Copper (II) sulphate

4.Lead (II) Bromide

Posted Date:-2022-01-11 13:43:54

Question:

A polar covalent bond will be formed in which one of these pair of atoms

1.HF

2.H

3.Cl

4.O2

Posted Date:-2022-01-11 14:16:06

Question:

A solution of the compound which gives a dirty green precipitate with sodium hydroxide.

1.Ammonium sulphate

2.Lead carbonate

3.Ferrous sulphate

4.Chlorine

Posted Date:-2022-01-11 14:24:31

Question:

Alkalis are :

1.acids, which are soluble in water

2.acids, which are insoluble in water

3.bases, which are insoluble in water

4.acids, which are insoluble in water

Posted Date:-2022-01-11 14:26:32

Question:

Aluminum has a tendency to lose :

1.2 electrons

2.1 electron

3.3 electrons

4.4 electrons

Posted Date:-2022-01-11 14:28:30

Question:

An acid which is used in soda wash and in aerated drinks is __________.

1.Citric acid

2.Carbonic acid

3.Acetic acid

4.Boric acid

Posted Date:-2022-01-11 13:13:24

Question:

An element having atomic number 17 and belongs to halogens is _____________.

1.Li

2.F

3.K

4.Cl

Posted Date:-2022-01-11 13:56:09

Question:

An element having atomic number 19 and belongs to Alkali metals is ___________.

1.Li

2.F

3.K

4.Cl

Posted Date:-2022-01-11 13:34:13

Question:

An element having electronic configuration 2, 8, 18, 3 belongs to which group of the Modern Periodic
Table?

1.13 group

2.3rd group

3.18th group

4.15th group

Posted Date:-2022-01-11 13:50:17

Question:

An organic compound contains carbon, hydrogen and oxygen. Its elemental analysis gave Carbon 38.7%
and Hydrogen 9.67%. The empirical formula of the compound would be

1.CH3O

2.CH2O

3.CHO

4.CH4O

Posted Date:-2022-01-11 14:30:22

Question:

Anhydrous iron(III) chloride is prepared by :

1.Direct combination

2.Simple displacement

3.Decomposition

4.Neutralization

Posted Date:-2022-01-11 13:46:36

Question:

Arrange the following as per instruction given in the brackets Cl, E, Br I (Increasing order of electron
affinity)

1.Br <I<F <Cl

2.I< Br < Cl <F

3.Br< Cl<I<F

4.F<Cl< Br<1

Posted Date:-2022-01-11 14:22:30

Question:

Arrange the following as per instruction given in the brackets: Cs Na Li R ( increase order or metallic character)

1. Li< Na < K < Rb< Cs

2.Li< Na <Cs < SK <Rb

3. K< Rb< Cs <Li < Na

4.Cs<Li< Na < K < Rb

Posted Date:-2022-01-11 14:11:12

Question:

During electrolysis of NaCl, the gas discharged at the anode is :

1.Chlorine

2.Oxygen

3.Hydrogen

4.None of these

Posted Date:-2022-01-11 13:25:06

Question:

How many valence electrons are Mg?

1.1

2.2

3.3

4.4

Posted Date:-2022-01-11 13:58:00

Question:

How many water molecules does hydrated calcium sulphate contain ?

1.5

2.10

3.7

4.2

Posted Date:-2022-01-11 13:47:39

Question:

If element X forms a chloride with the formula XCl3, then X would most likely belong to the same
group of the Moderm Periodic Table as :

1.Na

2.Br

3.Al

4.Mg

Posted Date:-2022-01-11 13:14:16

Question:

ldentify the molecule with a single covalent bond.

1.CO2

2.CO

3.C12

4.N2

Posted Date:-2022-01-11 13:49:10

Question:

Lithium chloride is formed by transfer of electrons, which elements is getting oxidised in the process of
formation ?

1.Lithium

2.Chlorine

3.Both1 and 2

4.None of these

Posted Date:-2022-01-11 12:59:46

Question:

Magnesium hydroxide is _____________.

1.Monoacidic alkali

2.Diacidic alkali

3.Triacidic alkali

4.All of these

Posted Date:-2022-01-11 13:26:30

Question:

Na CO,10H,O is:

1.washing soda

2.baking soda

3. bleaching powder

4.tartaric acid

Posted Date:-2022-01-11 13:16:51

Question:

Name an element, which reacts vigorously with water.

1.Argon

2.Boron

3.Calcium

4.Uranium

Posted Date:-2022-01-11 14:41:54

Question:

Name the transition metal.

1.Chromium

2.Sulphur

3.Calcium

4.Oxygen

Posted Date:-2022-01-11 14:40:29

Question:

Name two elements in same group of periode Table

1.Oxygen and Uranium

2.Oxygen and sulphur

3.Calcium and Hydrogen

4.Cromium and Rubidium

Posted Date:-2022-01-11 14:39:41

Question:

Naphthalene contains 93.75% C and the rest hydrogen. Molecular mass of naphthalene is 18 Find its
empirical formula.

1.C5H2

2.C6H4

3.C5H10

4.C5H10

Posted Date:-2022-01-11 14:18:52

Question:

Relation between vapour density and molecular weight

1.Molecular weight = 2/ Vapour density

2.Molecular weight= 2x Vapour density

3.Molecular weight x 2= Vapour density

4.None of these

Posted Date:-2022-01-11 13:22:11

Question:

Sodium carbonate is a basic salt because it is a salt at a:

1.strong acid and strong base

2.weak acid and weak base

3.strong acid and weak base

4. Weak acid and strong base

Posted Date:-2022-01-11 14:14:55

Question:

The electronic configuration of Mg is ___________.

1.2,8,1

2.8,2

3.2,8,2

4.2,8

Posted Date:-2022-01-11 13:52:01

Question:

The empirical formula and molecular mass of a compound are CHO and 180g respectively. What will
be the molecular formula of the compound ?

1.CHO

2.CH2O

3.CHO

4.CH2O

Posted Date:-2022-01-11 13:45:34

Question:

The oxide and hydroxide of which metal is amphoteric :

1.Zinc

2.Copper

3.Iron

4.Manganese

Posted Date:-2022-01-11 13:18:27

Question:

The salt which on hydrolysis forms acid is _______________.

1. Iron chloride

2.Aluminium acetate

3.Sodium chloride

4.All the above

Posted Date:-2022-01-11 13:39:18

Question:

The vessel in which electrolysis of lead bromide is carried out is :

1.Clay crucible

2.Glass vessel

3.Silica crucible

4.Aluminium vessel

Posted Date:-2022-01-11 14:20:32

Question:

Valency of aluminium is:

1.2

2.3

3.4

4.5

Posted Date:-2022-01-11 13:15:47

Question:

What is the colour when methyl orange is added to Sulphuric acid ?

1.Pink

2.Red

3.Blue

4.Colourless

Posted Date:-2022-01-11 13:28:01

Question:

When fused lead bromide is electrolysed we observe:

1.a silver grey deposit at anode and a reddish brown deposit at cathode

2.a silver grey deposit at cathode and a reddish brown deposit at anode

3.a silver grey deposit at cathode and reddish brown fumes at anode

4.silver grey fumes at anode and reddish brown fumes at cathode.

Posted Date:-2022-01-11 14:01:28

Question:

Which element form very corrosive acid ?

1.Chromic acid produced chromium

2.Oxalic acid produced by oxygen

3.Calcium carbonate acid produce by acid

4.Ferric oxide produced by iron

Posted Date:-2022-01-11 14:45:29

Question:

Which soln. becomes a deep/inky blue colour when excess of ammonium hydroxide is added to it.

1.Copper nitrate

2.Iron [I] sulphate

3.Iron [III] chloride

4. Lead nitrate

Posted Date:-2022-01-11 14:35:32

Question:

Which type of bond is present in carbon tetrachloride?

1.lonic bond

2.Covalent bond

3.Coordinate bond

4.None of these

Posted Date:-2022-01-11 13:30:06

Question:

Write the name of a non-metal of group 15.

1.Nitrogen

2.Calcium

3.Phosphorous

4.None of these

Posted Date:-2022-01-11 14:00:00

Posted on by R4R Team

ICSE X/ICSE 10th Class Chemistry MCQ Question Answer Sample Test,Sample questions

Question: A chloride which forms a precipitate that is soluble in excess of anmmonium hydroxide is

Question: A compound which liberates reddish brown gas around the anode during electrolysis in its molten state :

Question: A polar covalent bond will be formed in which one of these pair of atoms

Question: A solution of the compound which gives a dirty green precipitate with sodium hydroxide.

Question: Alkalis are :

Question: Aluminum has a tendency to lose :

Question: An acid which is used in soda wash and in aerated drinks is __________.

Question: An element having atomic number 17 and belongs to halogens is _____________.

Question: An element having atomic number 19 and belongs to Alkali metals is ___________.

Question: An element having electronic configuration 2, 8, 18, 3 belongs to which group of the Modern Periodic Table?

Question: An organic compound contains carbon, hydrogen and oxygen. Its elemental analysis gave Carbon 38.7% and Hydrogen 9.67%. The empirical formula of the compound would be

Question: Anhydrous iron(III) chloride is prepared by :

Question: Arrange the following as per instruction given in the brackets Cl, E, Br I (Increasing order of electron affinity)

Question: Arrange the following as per instruction given in the brackets: Cs Na Li R ( increase order or metallic character)

Question: During electrolysis of NaCl, the gas discharged at the anode is :

Question: How many valence electrons are Mg?

Question: How many water molecules does hydrated calcium sulphate contain ?

Question: If element X forms a chloride with the formula XCl3, then X would most likely belong to the same group of the Moderm Periodic Table as :

Question: ldentify the molecule with a single covalent bond.

Question: Lithium chloride is formed by transfer of electrons, which elements is getting oxidised in the process of formation ?

Question: Magnesium hydroxide is _____________.

Question: Na CO,10H,O is:

Question: Name an element, which reacts vigorously with water.

Question: Name the transition metal.

Question: Name two elements in same group of periode Table

Question: Naphthalene contains 93.75% C and the rest hydrogen. Molecular mass of naphthalene is 18 Find its empirical formula.

Question: Relation between vapour density and molecular weight

Question: Sodium carbonate is a basic salt because it is a salt at a:

Question: The electronic configuration of Mg is ___________.

Question: The empirical formula and molecular mass of a compound are CHO and 180g respectively. What will be the molecular formula of the compound ?

Question: The oxide and hydroxide of which metal is amphoteric :

Question: The salt which on hydrolysis forms acid is _______________.

Question: The vessel in which electrolysis of lead bromide is carried out is :

Question: Valency of aluminium is:

Question: What is the colour when methyl orange is added to Sulphuric acid ?

Question: When fused lead bromide is electrolysed we observe:

Question: Which element form very corrosive acid ?

Question: Which soln. becomes a deep/inky blue colour when excess of ammonium hydroxide is added to it.

Question: Which type of bond is present in carbon tetrachloride?

Question: Write the name of a non-metal of group 15.

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Question:
A chloride which forms a precipitate that is soluble in excess of anmmonium hydroxide is

Question:
A compound which liberates reddish brown gas around the anode during electrolysis in its molten state :

Question:
A polar covalent bond will be formed in which one of these pair of atoms

Question:
A solution of the compound which gives a dirty green precipitate with sodium hydroxide.

Question:
Alkalis are :

Question:
Aluminum has a tendency to lose :

Question:
An acid which is used in soda wash and in aerated drinks is __________.

Question:
An element having atomic number 17 and belongs to halogens is _____________.

Question:
An element having atomic number 19 and belongs to Alkali metals is ___________.

Question:
An element having electronic configuration 2, 8, 18, 3 belongs to which group of the Modern Periodic Table?

Question:
An organic compound contains carbon, hydrogen and oxygen. Its elemental analysis gave Carbon 38.7% and Hydrogen 9.67%. The empirical formula of the compound would be

Question:
Anhydrous iron(III) chloride is prepared by :

Question:
Arrange the following as per instruction given in the brackets Cl, E, Br I (Increasing order of electron affinity)

Question:
Arrange the following as per instruction given in the brackets: Cs Na Li R ( increase order or metallic character)

Question:
During electrolysis of NaCl, the gas discharged at the anode is :

Question:
How many valence electrons are Mg?

Question:
How many water molecules does hydrated calcium sulphate contain ?

Question:
If element X forms a chloride with the formula XCl3, then X would most likely belong to the same group of the Moderm Periodic Table as :

Question:
ldentify the molecule with a single covalent bond.

Question:
Lithium chloride is formed by transfer of electrons, which elements is getting oxidised in the process of formation ?

Question:
Magnesium hydroxide is _____________.

Question:
Na CO,10H,O is:

Question:
Name an element, which reacts vigorously with water.

Question:
Name the transition metal.

Question:
Name two elements in same group of periode Table

Question:
Naphthalene contains 93.75% C and the rest hydrogen. Molecular mass of naphthalene is 18 Find its empirical formula.

Question:
Relation between vapour density and molecular weight

Question:
Sodium carbonate is a basic salt because it is a salt at a:

Question:
The electronic configuration of Mg is ___________.

Question:
The empirical formula and molecular mass of a compound are CHO and 180g respectively. What will be the molecular formula of the compound ?

Question:
The oxide and hydroxide of which metal is amphoteric :

Question:
The salt which on hydrolysis forms acid is _______________.

Question:
The vessel in which electrolysis of lead bromide is carried out is :

Question:
Valency of aluminium is:

Question:
What is the colour when methyl orange is added to Sulphuric acid ?

Question:
When fused lead bromide is electrolysed we observe:

Question:
Which element form very corrosive acid ?

Question:
Which soln. becomes a deep/inky blue colour when excess of ammonium hydroxide is added to it.

Question:
Which type of bond is present in carbon tetrachloride?

Question:
Write the name of a non-metal of group 15.