Advertisements
Advertisements
प्रश्न
Give the symbol of the following element:
Phosphorus
Advertisements
उत्तर
| Name | Symbol |
| Phosphorus | P |
APPEARS IN
संबंधित प्रश्न
The symbol of a metal element which is used in making thermometers is :
What do the following symbol stand for?
H2
For writing a chemical formula – ‘symbols’ and combining capacity of an element with hydrogen i.e. ‘valency’ should be known. Explain the term – combining the capacity of an element i.e. valency.
Match the formulas of the following of acids with their correct names:
Acids – (a) HCI (b) HNO3 (c) H2SO4 (d) H2CO3
Names – (1) Carbonic acid (2) Sulphuric acid (3) Hydrochloric acid (4) Nitric acid
In the chemical word equation –
Zinc + Sulphuric acid → Zinc sulphate + Hydrogen.
State the reactants and products of the above reaction. What does the arrow indicate?
State the type of element for the following:
Platinum
Give the symbol of the following element:
Sulphite
State the valency of the following metallic element and write symbol with the valency
Sodium
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).
Sulphate
The first letter of a symbol is always written as a ______ letter and the second letter as a ______ letter.
