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प्रश्न
Give the symbol of the following element:
Sodium
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उत्तर
| Name | Symbol |
| Sodium | Na |
संबंधित प्रश्न
The Latin language name of an element is natrium. The English name of this element is :
Out of ozone, phosphorus, sulphur and krypton, the elements having the lowest and highest atomicities are respectively :
Give the symbol and the number of atoms of the following elements present in water.
State the type of element for the following:
Chlorine
Give the formula of the following acid:
Carbonic
Select the correct answer from the choice in the bracket.
The formula of caustic soda.
Name the following:
An acid whose formula is ‘H2CO3’.
Certain metal exhibit variable valencies which include valencies: 1+, 2+, 3+, and 4+.
State the variable valency of the following metal.
Tin
write symbol with the variable valency
State whether the following ion or radical given below of a non-metallic element exhibits valency: 1–, 2– or 3–. (write the ion or radical with the correct valency).
Hydroxide
State whether the following ion or radical given below of a non-metallic element exhibits valency: 1–, 2– or 3–. (write the ion or radical with the correct valency).
Oxide
