Question

atomic number of s-block element

Answer 1

Answer:

Explanation:

S block comprises of 14 elements: hydrogen (H), lithium (Li), helium (He), sodium (Na), beryllium (Be), potassium (K), magnesium (Mg), rubidium (Rb), calcium (Ca), cesium (Cs), strontium (Sr), francium (Fr), barium (Ba), and radium (Ra).

hydrogen=1

lithium=3

helium=2

sodium=11

berylium=4

potassium=19

magnesium=12

rubidium=37

calcium=20

cesium=55

strontium=38

francium=87

barium=56

radium=88

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Answer 2

Ello..✌✌

S - block elements

hydrogen (H) ▶ 1

lithium (Li)▶ 3

helium (He)▶ 2

sodium (Na)▶ 11

beryllium (Be)▶ 4

potassium (K)▶ 19

magnesium (Mg)▶ 12

rubidium (Rb)▶ 37

calcium (Ca) ▶ 20

cesium (Cs)▶ 55

strontium (Sr)▶ 38

francium (Fr)▶ 87

barium (Ba) ▶ 56

radium (Ra)▶ 88