- 2
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- 8
- 6
Category: Past Papers MCQs
| No. | Topics. | No. | Topics. |
|---|---|---|---|
| 1. | Biology mcqs | 2. | Chemistry mcqs |
| 3. | General Knowledge mcqs | 4. | Pak Studies |
| 5. | Physics mcqs |
- acidic, acidic
- basic, acidic
- basic, basic
- acidic, basic
- Hexane
- 2, 3-Dimethyl butane
- Isopentane
- Neopentane
- Stop water cycle
- Prevent precipitation
- Make oxygen molecules unavailable to water plants.
- Make nitrate molecules unavailable to water plants.
- x/m = f(p) at constant T
- x/m = f(T) at constant p
- p = f(T) at constant (x/m)
- None of these
- Reducing agent
- An oxidising agent
- Oxidising as well as reducing agent
- Neither oxidising nor reducing agent
- polluted
- light polluted
- clean water
- highly polluted
- dextro-rotatory
- laevo-rotatory
- racemic mixture
- parialy optically active
- n-Butane
- 2-Methyl butane
- 2, 3-Dimethyl butane
- All of them
- CH3
- OCH3
- NH2
- COCH3
- d-block elements show irregular and erratic chemical properties among themselves
- La and Lu have partially illed d- orbitals and no other partially filled orbitals
- the chemistry of various lanthan oids is very similar
- 4f and 5f orbitals are equally shielded
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