Advertisements
Advertisements
प्रश्न
State the type of element for the following:
Iodine
पर्याय
Metal
Non-metal
Metalloid
Noble gas
Advertisements
उत्तर
Non-metal
APPEARS IN
संबंधित प्रश्न
The atoms of which of the following pair of elements are most likely to exist in free state ?
What is meant by atomicity? Name the diatomic element.
Match the formulas of the following gases with their correct names :
Gases - (a) H2 (b) N2 (c) O2 (d) Cl2 (e) HCI (f) NH3 (g) CO (h) CO2 (i) SO2 (j) NO (k) NO2.
Names:
(1) Ammonia (2) Nitrogen Dioxide (3) Oxygen (4) Hydrogen (5) Nitrogen (6) Chlorine (7) Carbon Monoxide (8) Sulphur Dioxide (9) Nitrogen Monoxide (10) Carbon Dioxide (11) Hydrogen Chloride
Match the formulas of the following of bases with their correct names.
Bases – (a) NaOH (b) KOH (c) Ca(OH)2 (d) Zn(OH)2
Names – (1) Potassium hydroxide (2) Zinc hydroxide (3) Aluminium hydroxide (4) Calcium hydroxide (5) Sodium hydroxide
State the type of element for the following:
Mercury
State the type of element for the following:
Copper
Give the symbol of the following element:
Sulphate
Write the radical of the following valency:
Sulphate
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).
Sulphite
The symbol of tungsten is _______.
