Ncert Solutions Chemistry Class 12th
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New answer posted
2 months ago
Contributor-Level 9
-I, -M effect of NO? increase reactivity towards nucleophilic addition reaction with HCN.
New answer posted
2 months agoContributor-Level 9
For AB? compound possible geometry are
S. No. | Bond pair | Lone pair | Total | Hybridisation | Geometry | Polarity |
1 | 4 | 0 | 4 |
| Tetrahedral | non polar |
2 | 4 | 1 | 5 |
| Sea-saw | Polar |
3 | 4 | 2 | 6 |
| Square Planar | non polar |
Square pyramidal can be polar due to lone pair moment as the bond pair moments will get cancelled out.
New question posted
2 months agoNew answer posted
2 months agoContributor-Level 10
50.00
K? Cr? O? + FeC? O? → Fe³? + CO? + Cr³? + K? + H? O
n_f=6 n_f=3
Now apply equivalent concept
0.02 * 6 * V = (0.288 / (144/3) * 10³
Normality
V = (0.288 * 10³)/ (48 * 6 * 0.02) = 50.00 mL
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