Advertisements
Advertisements
प्रश्न
Compare hydrogen with alkali metals on the basis of:
Oxide formation
Advertisements
उत्तर
Hydrogen burns in oxygen to form its oxide. It burns with a pop sound.
2H2 + O2 → 2H2O
Alkali metals also burn vigorously when heated in oxygen to form their respective oxides.
Lithium forms monoxide.
4Li + O2 → 2Li2O
APPEARS IN
संबंधित प्रश्न
Define ‘redox reaction’. Give one example.
The electron releasing tendency of zinc is ______ than that of copper.
State whether the following conversion is oxidation or reduction:
2Cl- - e-→ Cl2
For the reaction PbO + H2→ Pb + H2O, which of the following statements is wrong?
Complete and balance the following equation:
H2 + S → ___________
State the condition and give balanced equation for the conversion of coke to water gas.
Give two tests for a reducing agent.
Select the correct answer from the symbol in the bracket.
The element, which like hydrogen is a strong reducing agent.
When Ag is exposed to air it gets a black coating of ____________.
Select the oxidising agent for the following reaction:
\[\ce{H2S + I2 -> 2HI + S}\]
