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प्रश्न
Give the symbol of the following element:
Aluminium
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उत्तर
| Name | Symbol |
| Aluminium | Al |
संबंधित प्रश्न
What do you understand by :
Noble gases
Select elements and compounds from the following list: Iron, plaster of paris, chalk, common salt, copper, aluminium, calcium oxide, cane sugar, carbon, silica, sodium sulphate, uranium, potassium carbonate, silver, carbon dioxide.
Give two symbols which have been derived from the " Latin names" of the elements.
The scientist who proposed the first letter (or first letter and another letter) of the Latin or English name of
an element as its symbol, was :
How are the elements with variable valency named? Explain with an example.
Fill in the blank:
Symbolic expression for a molecule is called _____.
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 what is meant by the term ‘activity series of metals’.
Certain metal exhibit variable valencies which include valencies: 1+, 2+, 3+, and 4+.
State the variable valency of the following metal.
Tin
write symbol with the variable valency
What does the symbol '(g)' present in a chemical equation, mean?
