Advertisements
Advertisements
प्रश्न
What does the symbol '(aq.)' present in a chemical equation, mean?
उत्तर
'(aq.)' represents for a solution in water (aqua).
APPEARS IN
संबंधित प्रश्न
Name the element used as a standard for atomic mass scale.
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 |
Give the symbol and the number of atoms of the following elements present in zinc chloride.
Select the correct answer from the choice given below.
The symbol of mercury is
State the type of element for the following:
Sulphur
State the type of element for the following:
Lead
State the type of element for the following:
Iodine
State the type of element for the following:
Platinum
Give the formula of the following acid:
Nitric
State whether the following ion or radical given below of a non-metallic element exhibits valency: 1–, 2– or 3–. (write the ion or radical with the correct valency).
Bisulphate
