Advertisements
Advertisements
प्रश्न
Name the elements with the following symbols.
- Na
- W
- Ba
- Al
- U
Advertisements
उत्तर
- Na – Sodium
- W – Tungsten
- Ba – Barium
- Al – Aluminium
- U – Uranium.
APPEARS IN
संबंधित प्रश्न
The Latin language name of an element is natrium. The English name of this element is :
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 :
Out of ozone, phosphorus, sulphur and krypton, the elements having the lowest and highest atomicities are respectively :
Write the formula of the compound formed – given symbols and combining power or capacity (valency) of the following element in the compound.
K1+ Cl1-
Give the symbol of the following element:
Sodium
State the type of element for the following:
Copper
State what is meant by the term ‘activity series of metals’.
Give the formula of the following acid:
Carbonic
Give the formula of the following gas:
Sulphur dioxide
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).
Bicarbonate
