Chemistry
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Which of the following is not an ore of magnesium?
Answer: A. Rock salt Rock salt is not an ore of magnesium.
Answer: A. Rock salt
See lessRock salt is not an ore of magnesium.
Alkali metals have high oxidation potential and they behave as:
Answer: C. Reducing agent Alkali metals have high oxidation potential and hence they behave as reducing agent.
Answer: C. Reducing agent
See lessAlkali metals have high oxidation potential and hence they behave as reducing agent.
Lithium is the strongest reducing agent among alkali metals due to the following factor.
Answer: C. Hydration energy Lithium is the strongest reducing agent among alkali metals due to the following factor is hydration energy.
Answer: C. Hydration energy
See lessLithium is the strongest reducing agent among alkali metals due to the following factor is hydration energy.
The affinity of sodium with water is used in:
Answer: C. Drying benzene The affinity of sodium with water is used in drying benzene.
Answer: C. Drying benzene
See lessThe affinity of sodium with water is used in drying benzene.
Alkali metals are generally extracted by:
Answer: D. Electrolytic method Alkali metals are generally extracted by electrolytic method.
Answer: D. Electrolytic method
See lessAlkali metals are generally extracted by electrolytic method.
Sodium hydroxide cannot be prepared by one of the following methods:
Answer: C. Solvay's process Sodium hydroxide cannot be prepared by one of the following method is Solvay's process.
Answer: C. Solvay’s process
See lessSodium hydroxide cannot be prepared by one of the following method is Solvay’s process.
Compared with alkaline earth metals, the alkali metals exhibit:
Answer: D. Lower ionisation energies Compared with alkaline earth metals, the alkali metals exhibit lower ionisation energies.
Answer: D. Lower ionisation energies
See lessCompared with alkaline earth metals, the alkali metals exhibit lower ionisation energies.
Solvay’s process is used for the manufacturer of:
Answer: C. Washing soda Solvay's process is used for the manufacturer of washing soda.
Answer: C. Washing soda
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Sodium metal can not be stored under:
Answer: C. Alcohol Sodium metal cannot be stored under alcohol.
Answer: C. Alcohol
See lessSodium metal cannot be stored under alcohol.
Hydrogen gas is evolved when NaOH reacts with:
Answer: D. Both A and C Hydrogen gas is evolved when NaOH reacts with Sn and Zn
Answer: D. Both A and C
See lessHydrogen gas is evolved when NaOH reacts with Sn and Zn