mnemonic for period 1 to ,2,3,13,15,14,16,17,18
sdevikrishna00855:
Could you please write this question properly.!
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Heyyy ❤
Can uh explain it question
I mean I am unable to understand
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Happy Henry Lives Beside Boron Cottage, Near Our Friend Nelly Nancy MgAllen. Silly Patrick Stays Close. Arthur Kisses Carrie.
Happy. – H Hydrogen
Henry – He Helium
Lives – Li Lithium
Beside – Be Beryllium
Born – B Boron
Cottage – C Carbon
Near – N Nitrogen
Our – O Oxygen
Friend – F Fluorine.
Nelly – Ne Neon
Nancy – Na Sodium
Mg – Mg Magnesium
Allen – Al Aluminum
Silly – Si Silicon
Patrick – P Phosphorus
Stays – S Sulphur
Close – Cl Chlorine
Arthur – Ar Argon
Kisses – K Potassium
Carrie – Ca Calcium
HOPE YOU GOT IT!
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