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प्रश्न
State the type of element for the following:
Neon
विकल्प
Metal
Non-metal
Metalloid
Noble gas
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उत्तर
Noble gas
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संबंधित प्रश्न
The English name of an element is potassium, its Latin name will be :
The atomic number of an element X is 13. What will be the number of electrons in its ion X3+ ?
Out of ozone, phosphorus, sulphur and krypton, the elements having the lowest and highest atomicities are respectively :
What do the following symbol stand for?
H2
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 |
Give the symbol and the number of atoms of the following elements present in zinc chloride.
State the type of element for the following:
Antimony
Write the radical of the following valency:
Iodine
Define the term ‘valency’.
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
