On dissolving in water, which of the following salt give an alkaline solution?
1.Ammonium Chloride
2. Sodium Carbonate
3.Sodium Acetate
4.Sodium Chloride
Posted Date:-2021-03-07 09:42:03
Bleaching powder is formed by treating chlorine with.......
1.Calcium Hydroxide
2.Potassium Hydrogen carbonate
3.Magnesium Hydroxide
4.None of the above
Posted Date:-2021-03-07 09:42:03
Ionic compound are soluble in:
1.Ether
2.Alcohol
3.Kerosene
4. Water
Posted Date:-2021-03-07 09:42:03
Which of the following property is not of ionic compound?
1.Solubility in water
2.High melting and boiling points
3. Electrical conductivity in solid state
4.Electrical conductivity in molten state
Posted Date:-2021-03-07 09:42:03
Name a gas used as rocket propellant and in welding also?
1.Ether
2.Neon
3.Hydrogen
4.Cyanogen
Posted Date:-2021-03-07 09:42:03
Name a gas used in high speed photography?
1.Nitrous Oxide
2. Krypton
3.Xenon
4.Radon
Posted Date:-2021-03-07 09:42:03
Name a gas which is separated from the air by passing an electric current through water?
1.Carbon Dioxide
2.Oxygen
3.Butane
4.Nitrogen
Posted Date:-2021-03-07 09:42:03
Name a gas which is used in making chloroform?
1.Methane
2.Propane
3.Butane
4.Acetylene
Posted Date:-2021-03-07 09:42:03
Name a gas which is used in refrigeration and in fire extinguisher?
1.Nitrogen
2.Hydrogen
3.Carbon Dioxide
4.Methane
Posted Date:-2021-03-07 09:42:03
Name a gas which is used in the fermentation of sugar?
1.Ammonia
2.Butane
3.Propane
4.Carbon Dioxide
Posted Date:-2021-03-07 09:42:03
Name a gas which is used in the manufacture of vanaspati ghee, alcohol and ammonia?
1.Hydrogen
2. Oxygen
3. Propane
4.Butane
Posted Date:-2021-03-07 09:42:03
Name a tear gas which is used in riots?
1. Ethylene
2.Krypton
3.CS gas
4.Nitrous Oxide
Posted Date:-2021-03-07 09:42:03
Name an inert diatomic gas which is neither combustible nor helps in combustion?
1.Carbon Dioxide
2.Hydrogen
3.Nitrogen
4.None of the above
Posted Date:-2021-03-07 09:42:03
Name the gas which is found in abundance in earth in both combine and free state with other elements?
1.Oxygen
2. Nitrogen
3. Hydrogen
4.Sulphur
Posted Date:-2021-03-07 09:42:03
Name the ions present in Sodium Oxide compound?
1.Sodium ions
2.Oxide ions
3.Both A and B
4.Neither A nor B
Posted Date:-2021-03-07 09:42:03
Name the salt when on dissolving in water give an acidic solution?
1.Potassium Chloride
2.Ammonium Chloride
3.Sodium Carbonate
4.Sodium Acetate
Posted Date:-2021-03-07 09:42:03
Name the salt whose aqueous solution will have no effect on either red litmus or blue litmus?
1.Potassium Sulphate
2.Sodium Chloride
3.Sodium Carbonate
4.Ammonium Sulphate
Posted Date:-2021-03-07 09:42:03
Name the salt whose aqueous solution will turn blue litmus to red?
1.Sodium Acetate
2.Potassium Sulphate
3.Potassium Carbonate
4.Ammonium Sulphate
Posted Date:-2021-03-07 09:42:03
The acidic nature and basic nature of some salt solutions can be explained on the basis of:
1.Splitting of a salt compound
2.Hydrolysis of salts
3.Both A and B
4.Only B
Posted Date:-2021-03-07 09:42:03
What is an ionic bond?
1.Ionic bond is formed by sharing of electrons between two atoms.
2.It is a bond formed by the transfer of electrons from one atom to another.
3. Both A and B are correct
4.None of the above
Posted Date:-2021-03-07 09:42:03
What is the chemical name of Baking Soda?
1.Potassium Carbonate
2.Potassium Hydrogen Carbonate
3.Sodium Hydrogen Carbonate
4.Sodium Carbonate
Posted Date:-2021-03-07 09:42:03
What is the electronic configuration of calcium ion (Ca2+)
1. 2,8
2.2,8,2
3.2,8,4
4.2,8,8
Posted Date:-2021-03-07 09:42:03
Which of the following are electrovalent compounds?
1.Copper Sulphate
2.Calcium Nitrate
3.Magnesium Oxide
4.All of the above
Posted Date:-2021-03-07 09:42:03
Which of the following compounds is not ionic in nature?
1.Lithium Chloride
2.Ammonium Chloride
3.Calcium Chloride
4. Carbon tetrachloride
Posted Date:-2021-03-07 09:42:03
Which of the following property is not of ionic compound?
1.Solubility in water
2.High melting and boiling points
3.Electrical conductivity in solid state
4.Electrical conductivity in molten state
Posted Date:-2021-03-07 09:42:03
Which of the following salt on dissolving in water give a neutral solution?
1.Ammonium Chloride
2.Ammonium Sulphate
3.Potassium Chloride
4.Sodium Acetate
Posted Date:-2021-03-07 09:42:03
Which of the following salts will give an aqueous solution having pH of almost 7?
1.Sodium Carbonate
2.Ammonium Nitrate
3.Potassium Chloride
4.Calcium Chloride
Posted Date:-2021-03-07 09:42:03
Which of the following statement is true about ionic compounds?
1.Ionic compounds conduct electricity when dissolved in water.
2.Ionic compounds are not soluble in water.
3. Ionic compounds are crystalline solids.
4.Only A and C
Posted Date:-2021-03-07 09:42:03
Which salt is used as a raw material for making a large number of useful chemicals in industry?
1.Sodium Chloride
2.Ammonium Hydroxide
3.Ammonium Chloride
4.Sodium Nitrate
Posted Date:-2021-03-07 09:42:03