Advertisements
Advertisements
Question
Match the non-metallic elements – with their correct symbols. Non-metallic elements are:
| Non-Metallic elements | Symbol |
| (a) Carbon | (1) O |
| (b) Chlorine | (2) I |
| (c) Oxygen | (3) Si |
| (d) Phosphorus | (4) C |
| (e) Hydrogen | (5) Cl |
| (f) Nitrogen | (6) P |
| (g) Iodine | (7) F |
| (h) Bromine | (8) H |
| (i) Fluorine | (9) S |
| (j) Silicon | (10) Br |
| (k) Sulphur | (11) N |
Advertisements
Solution
| Non-Metallic elements | Symbol |
| (a) Carbon | C |
| (b) Chlorine | Cl |
| (c) Oxygen | O |
| (d) Phosphorus | P |
| (e) Hydrogen | H |
| (f) Nitrogen | N |
| (g) Iodine | I |
| (h) Bromine | Br |
| (i) Fluorine | F |
| (j) Silicon | Si |
| (k) Sulphur | S |
RELATED QUESTIONS
Give the symbols and valencies of following radicals:
(a) Hydroxide (b) Chloride
(c) Carbonate (d) ammonium
(e) Nitrate
Define atomic mass unit. What is its symbol ?
The formula of the sulphate of an element M is M2(SO4)3
Write the formula of it
Oxide
An atom of an element is denoted by a “symbol” Explain the meaning of the term ‘symbol’. State a reason for representing the following element by its symbol.
Copper by ‘Cu’
Give the symbol of the following element:
Mercury
Write the radical of the following valency:
Bromine [Bromide]
Write the chemical formula of the following:
Sodium bromide
Give the formula of the following acid:
Sulphuric
Certain metal exhibit variable valencies which include valencies: 1+, 2+, 3+, and 4+.
State the variable valency of the following metal.
Silver
write symbol with the variable valency
Certain metal exhibit variable valencies which include valencies: 1+, 2+, 3+, and 4+.
State the variable valency of the following metal.
Lead
write symbol with the variable valency
