Advertisements
Advertisements
Question
State the type of element for the following:
Bromine
Options
Metal
Non-metal
Metalloid
Noble gas
Advertisements
Solution
Non-metal
APPEARS IN
RELATED QUESTIONS
What do you understand by :
Noble gases
What is the significance of the symbol of an element ? Explain with the help of an example.
The Latin language name of an element is natrium. The English name of this element is :
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’
Match the metallic elements – with their correct symbols Metallic elements
| Metallic elements | Symbol |
| (a) Potassium | (1) Ca |
| (b) Sodium | (2) Zn |
| (c) Calcium | (3) Pb |
| (d) Magnesium | (4) Hg |
| (e) Zinc | (5) Cu |
| (f) Aluminum | (6) Au |
| (g) Iron | (7) K |
| (h) Lead | (8) Fe |
| (i) Copper | (9) Al |
| (j) Mercury | (10) Na |
| (k) Silver | (11) Mg |
| (l) Platinum | (12) Pt |
| (m) Gold | (13) Ag |
Give the symbol and the number of atoms of the following elements present in sodium chloride.
State what is meant by the term ‘activity series of metals’.
Give the formula of the following gas:
Nitrogen
State the valency of the following metallic element and write symbol with the valency
Potassium
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).
Bisulphate
