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प्रश्न
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 |
जोड्या लावा/जोड्या जुळवा
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उत्तर
| Metallic elements | Symbol |
| (a) Potassium | K |
| (b) Sodium | Na |
| (c) Calcium | Ca |
| (d) Magnesium | Mg |
| (e) Zinc | Zn |
| (f) Aluminum | Al |
| (g) Iron | Fe |
| (h) Lead | Pb |
| (i) Copper | Cu |
| (j) Mercury | Hg |
| (k) Silver | Ag |
| (l) Platinum | Pt |
| (m) Gold | Au |
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या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
संबंधित प्रश्न
Name the element used as a standard for atomic mass scale.
What do the following symbol stand for?
2H
Match the noble gases – with their correct symbols:
| Noble gases | Symbols |
| (a) Helium | (1) Ar |
| (b) Neon | (2) Xe |
| (c) Argon | (3) Rn |
| (d) Krypton | (4) He |
| (e) Xenon | (5) Kr |
| (f) Radon | (6) Ne |
Write the formula of the compound formed – given symbols and combining power or capacity (valency) of the following element in the compound.
Ca2+ NO31-
Give the symbol of the following element:
Phosphorus
Write the radical of the following valency:
Zinc
Write the radical of the following valency:
Phosphate
Give the formula of the following gas:
Hydrogen chloride
Give the formula of the following gas:
Carbon monoxide
Mass of one atom of oxygen is
