Question
| Column ‘A’ | Column ‘B’ |
| (1) Propyne(2) Propene(3) Propane | (a) CH3 – CH2 – CH3(b) CH3 – C = CH(c) CH3 – CH = CH2 |
| Column ‘A’ | Column ‘B’ |
| (1) Propyne(2) Propene(3) Propane | (a) CH3 – CH2 – CH3(b) CH3 – C = CH(c) CH3 – CH = CH2 |
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
| Column ‘A’ | Column B’ |
| Radicals | Names |
| (1) $\mathrm{Cr}_{2} \mathrm{O}_{7}^{2-}$ | (a) Carbonate |
| (2) $\mathrm{ClO}_{3}^{-}$ | (b) Chromate |
| (3) $\mathrm{CO}_{3}^{2-}$ | (c) Dichromate |
| (4) $\mathrm{CrO}_{4}^{2-}$ | (d) Chlorate |
| Column ‘A’ | Column ‘B’ |
| (1) Micro waves | (a) 800 nm – 0.3mm |
| (2) Infrared waves | (b) 360 pm – 400 nm |
| (3) Visible light rays | (c) 3 pm – 300 pm |
| (4) Ultraviolet rays | (d) 400 nm – 800nm |
| (5) X-rays | (e) 0.3 mm -20cm |
| Column ‘A | Column ‘B’ |
| (1) Water gas(2) Methane gas(3) Producer gas(4) Carbon dioxide gas | (a) CH4(b) CO + H2(c) CO2(d) CO + H2 + CO2 + N2 |
| Column A | Column B |
| (1) $HNO _3$ | (a) Acetic acid |
| (2) $H _3 PO _4$ | (b) Carbonic acid |
| (3) $CH _3 COOH$ | (c) Phosphoric acid |
| (4) $H _2 CO _3$ | (d) Nitric acid |
| Column ‘A’ | Column ‘B’ |
| (1) Cerebrum | (a) Control of involuntary activities |
| (2) Cerebelleum | (b) Decision – making, memory and intellectual activities. |
| (3) Medulla oblongata | (c) Centre for coordination of reflex actions |
| (4) Spinal cord | (d) Maintaining body’s balance |
| Column ‘A’ | Column ‘B’ |
| Molecule | Molecular mass in grams |
| (1) $h_2$ | (a) $32\ g$ |
| (2) $H_2O$ | (b) $34\ g$ |
| (3) $O_2$ | (c) $2\ g$ |
| (4) $H_2O_2$ | (d) $18\ g$ |
| Column ‘A’ | Column ‘B’ |
| (1) Gibberellins | (a) Enlargement of cells |
| (2) Cytokinins | (b) Helps in stem elogation |
| (3) Abscisic acid | (c) Cell division |
| (4) Auxin | (d) Wilting of leaf |
| Column ‘A’ | Column ‘B’ |
| (1) Brahma | (a) Local variety of cow |
| (2) Jersey | (b) Layer chicken |
| (3) Devin | (c) Exotic variety of cow |
| (4) Lehman | (d) Broiler chicken |
| Column ‘A’ | Column’B’ |
| (1) Urine(2) Apples(3) Orange(4) Butter | (a) Butyric acid(b) Uric acid(c) Malic acid(d) Citric acid |