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प्रश्न
Give the formula of the following acid:
Hydrochloric
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उत्तर
Hydrochloric – HCI
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संबंधित प्रश्न
Match the symbols of non-metallic elements with their correct combining power or capacity.
(a) O
(b) S
(c) Cl
Combining power or capacity A : 3; B : 2; C : 1. (negative valencies)
Give the symbol of the following element:
Fluorine
Give the symbol of the following element:
Hydroxide
Give the symbol of the following element:
Phosphate
Write the radical of the following valency:
Nitrate
State the valency of the following metallic element and write symbol with the valency
Potassium
Certain metal exhibit variable valencies which include valencies: 1+, 2+, 3+, and 4+.
State the variable valency of the following metal.
Copper
write symbol with the variable valency
What does the symbol '(s)' present in a chemical equation, mean?
Name the elements with the following symbols.
- Na
- W
- Ba
- Al
- U
How many elements are known at present?
