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प्रश्न
Write the formula of the following compound:
Diamine silver chloride
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उत्तर
Diamine silver chloride - [Ag(NH3)2]Cl
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संबंधित प्रश्न
Write down the formulae for the following compounds :
Magnesium hydroxide
Give the formula and valency of:
aluminium ………………. .
Give the empirical formula of Acitic Acid CH3COOH.
Match the following:
| Column A | Column B |
| (a) Pb(NO3)2 | (i) rotten eggs smell |
| (b) CO2 | (ii) burns with a pop sound |
| (c) (NH4)2Cr2O7 | (iii) the suffocating smell of sulphur |
| (d) HCI | (iv) lime water turns milky |
| (e) NO2 | (v) crackling sound |
| (f) O2 | (vi) residue swells up |
| (g) H2 | (vii) brown gas |
| (i) H2S | (viii) supports combustion |
| (j) SO2 | (ix) fumes with NH3 solution |
What is a chemical formula? What is the significance of a formula?give an example to illustrate?
Name the element in the compound and give the formula of the following compound:
Glauber’s salt
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Sodium chloride
Write the formula of the following compound:
Sodium carbonate
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Write the formula of the following compound:
Sodium hydroxide
Write the formula of the following compound:
Sodium nitrite
Write the formula of the following compound:
Magnesium oxide
Write the formula of the following compound:
Copper [I] oxide
Write the formula of the following compound:
Tetra amine copper [II] sulphate
Write the formula of the following compound:
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Write the formula of the following compound:
Silver [I] chloride
State of the following formula of a compound is incorrect. Incorrectly write the correct formula.
NaCO3
State of the following formula of a compound is incorrect. Incorrectly write the correct formula.
Mg(SO4)2
Write the molecular formulae for the following compounds
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Play a game for writing formula.
Example 1: Make placards with symbols and valencies of the elements separately. Each student should hold two placards, one with the symbol in the right hand and the other with the valency in the left hand. Keeping the symbols in place, students should criss-cross their valencies to form the formula of a compound.
