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प्रश्न
Give the symbol of the following element:
Calcium
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उत्तर
| Name | Symbol |
| Calcium | Ca |
संबंधित प्रश्न
Write the names of following elements Na, C, Kr, U, Ra, Fe, Co.
A student wants to have 3.011 × 1023 atoms each of magnesium and carbon elements. For this purpose, he will have to weigh :
Match the symbols of metallic elements – with their correct combining power or capacity.
(a) K
(b) Zn
(c) Al
(d) Na
(e) Ca
Combining power or capacity – A : 3 ; B : 2 ; C : 1. (positive valencies)
Give the symbol of the following element:
Antimony
State the type of element for the following:
Carbon
Write the radical of the following valency:
Phosphate
Name the following:
An acid whose formula is ‘H2CO3’.
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
Fill in the blank with the correct word from the options given below:
A symbol represents a short form of a / an ________.
The name copper was taken from ______.
