1. 7,15
2. 6,12
3. 9,17
4. 3,12
3,12
1. Be-
2. Li-
3. B-
4. C-
Be-
1. K > Na > Li
2. Be > Mg > Ca
3. B > C > N
4. Ge > Si > C
Be > Mg > Ca
1. Triads
2. Homologous series
3. Octaves
4. None of these
Homologous series
1. Triads
2. Homologous series
3. Octaves
4. None of these
Octaves
1. Atomic size
2. Atomic mass
3. Electronegativity
4. Atomic number
Atomic number
1. Valence principal quantum number (n)
2. Nuclear charge
3. Nuclear mass
4. Number of core electrons
Nuclear charge
1. 35CI
2. P3+>p5+
3. Both (A) and (B)
4. Neither (A) nor (B)
Both (A) and (B)
1. B
2. N
3. AI
4. P
N
1. NaCl
2. KCl
3. MgC l2
4. NaBr
KCl