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प्रश्न
Select the correct answer from the symbol in the bracket.
The element placed below hydrogen in group 1 [IA].
पर्याय
Na
Li
K
F
उत्तर
Li
APPEARS IN
संबंधित प्रश्न
Justify the position of hydrogen in the periodic table.
Why does hydrogen show dual nature?
Compare hydrogen with alkali metals on the basis of:
Reducing power
Compare hydrogen with alkali metals on the basis of:
Reaction with oxygen
Why hydrogen was called 'inflammable air'?
State some sources of hydrogen.
Compare hydrogen and halogens on the basis of:
valency
Write the reaction of steam with a red hot iron.
Name the following.
A compound formed between hydrogen and an element from group 17 [VIIA] – period 3.
Select the correct answer from the symbol in the bracket.
The element other than hydrogen, which forms a molecule containing a single covalent bond.
