Question

20 points If you answer this

Answer 1

pls mark as the brainliest

symbol. k. l. m. n valency

H. 1. 0. 0. 0. -1,+1

He. 2. 0. 0. 0. 0

Li. 2. 1. 0. 0. +1

C. 2. 4. 0. 0. +2,+4

N. 2. 5. 0. 0. -3,-2,-1,+1

Si. 2. 8. 4. 0. -4,+2,+4

S. 2. 8. 6. 0. -2,+2

Ca. 2. 8. 8. 2. +2

Answer 2

symbol. k. l. m. n valency

H. 1. 0. 0. 0. -1,+1

He. 2. 0. 0. 0. 0

Li. 2. 1. 0. 0. +1

C. 2. 4. 0. 0. +2,+4

N. 2. 5. 0. 0. -3,-2,-1,+1

Si. 2. 8. 4. 0. -4,+2,+4

S. 2. 8. 6. 0. -2,+2

Ca. 2. 8. 8. 2. +2