atomic number of the following
rn
1] sodium 2] calcium 3] copper 4] magnesium 5] potassium 6] hydrogen

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Solution

Atomic no. of the following :
1.Na (Sodium) :- 11
2.Ca (Calcium) :- 20
3. Cu (Copper) :- 29
4. Mg (Magnesium) :- 12
5. K (Potassium) :- 19
6. H (Hydrogen) :- 1

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atomic number of the followingrn1] sodium 2] calcium 3] copper 4] magnesium 5] potassium 6] hydrogen

Atomic no. of the following :1.Na (Sodium) :- 112.Ca (Calcium) :- 203. Cu (Copper) :- 294. Mg (Magnesium) :- 125. K (Potassium) :- 196. H (Hydrogen) :- 1

atomic number of the following
rn
1] sodium 2] calcium 3] copper 4] magnesium 5] potassium 6] hydrogen

Atomic no. of the following :
1.Na (Sodium) :- 11
2.Ca (Calcium) :- 20
3. Cu (Copper) :- 29
4. Mg (Magnesium) :- 12
5. K (Potassium) :- 19
6. H (Hydrogen) :- 1