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प्रश्न
What does the symbol '→' present in a chemical equation, mean?
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उत्तर
'→' Arrow separates reactants from the products.
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संबंधित प्रश्न
The English name of an element is potassium, its Latin name will be :
Match the formulas of the following of acids with their correct names:
Acids – (a) HCI (b) HNO3 (c) H2SO4 (d) H2CO3
Names – (1) Carbonic acid (2) Sulphuric acid (3) Hydrochloric acid (4) Nitric acid
State the type of element for the following:
Fluorine
State the type of element for the following:
Iodine
State what is meant by the term ‘activity series of metals’.
Write the radical of the following valency:
Chlorine [Chloride]
Write the radical of the following valency:
Phosphate
Give the formula of the following gas:
Nitric oxide
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
Name three metals whose symbols are derived: from their Latin names.
