Advertisements
Advertisements
Question
Predict which of the following hydrides is a gas on a solid
- HCl
- NaH
Give your reason.
Solution
- At room temperature, HCl is a colourless gas and the solution of HCl in water is called hydrochloric acid and it is in the liquid state.
- Sodium hydride NaH is an ionic compound and it is made of sodium cations (Na+) and hydride (H–) anions. It has an octahedral crystal structure. It is an alkali metal hydride.
APPEARS IN
RELATED QUESTIONS
Ionic hydrides are formed by ________.
Non-stoichiometric hydrides are formed by __________.
The hybridisation of oxygen atom is H2O and H2O2 are, respectively
Discuss the three types of Covalent hydrides.
Write the expected formulas for the hydrides of 4th-period elements. What is the trend in the formulas? In what way the first two members of the series different from the others?
NH3 has an exceptionally high melting point and boiling point as compared to those of the hydrides of the remaining element of group 15 - Explain.
Why interstitial hydrides have a lower density than the parent metal?
How do you expect the metallic hydrides to be useful for hydrogen storage?
Which of the following hydrides are deficient in hydrogen?
