1. Both (A) and (R) are true, and (R) is the correct explanation of (A)
2. Both (A) and (R) are true, but (R) is not the correct explanation of (A)
3. (A) is true, but (R) is false
4. (A) is false, but (R) is true
Both (A) and (R) are true, but (R) is not the correct explanation of (A)
1. PCl5
2. ClF4
3. SbCl5
4. HClO4
HClO<sub>4</sub>
1. CH3COOH + Na
2. CH3COOH + NaHCO3
3. CH3COOH + NaOH
4. CH3COOH + H2O
CH<sub>3</sub>COOH + Na
1. AsH3 > SbH3 > PH3 > NH3
2. NH3 > SbH3 > PH3 > AsH3
3. NH3 > PH3 > AsH3 > SbH3
4. PH3 > NH3 > SbH3 > AsH3
NH<sub>3</sub> > PH<sub>3</sub> > AsH<sub>3</sub> > SbH<sub>3</sub>
1. Thermosphere
2. Mesosphere
3. Stratosphere
4. Troposphere
Troposphere
1. XeF4
2. XeO3
3. XeF2
4. XeF6
XeO<sub>3</sub>
1. One ferml is equal to 10-12cm
2. 20Ca40 has magic number of photons and magic number of neutrons
3. In the following nuclear reaction, X=6C12 8O16(n,α)X
4. p32 is used in the detection and treatment of cancer
<sub>20</sub>Ca<sup>40</sup> has magic number of photons and magic number of neutrons
1. Cl > F > Br
2. Br > Cl > F
3. F > Cl > Br
4. Br > F > Cl
Br > Cl > F
1. The pH of solution decreases
2. The pH of solution increases
3. Cl2 is liberated at cathode
4. The pH of solution remains the same
The pH of solution increases
1. 2
2. 6
3. 12
4. 8
8