1. (A) and (R) are true and (R) is the correct explanation of (A)
2. Both (A) and (R) are true and (R) is not the correct explanation (A)
3. (A) is true but (R) is not true
4. (A) is not true but (R) is true
(A) is true but (R) is not true
1. R/Eα
2. Eα/R
3. -Eα/R
4. -Eα/2.303R
-Eα/R
1. 5/4MR2
2. 1/4MR2
3. 3/4MR2
4. 1/2MR2
5/4MR2
1. 1 x 10-5 M, 1 x l0-8
2. 1 x 10-5 M, 1 x l0-9
3. 1 x 10-4 M, 1 x 10-8
4. 1 x 10-3 M, 1 x l0-8
1 x 10<sup>-5</sup> M, 1 x l0<sup>-8</sup>
1. 60
2. 40
3. 50
4. 10
60
1. A discrete particle of soap
2. Aggregated particles of soap and dirt
3. A discrete particle of dust
4. An aggregated particle of dust and water
Aggregated particles of soap and dirt<br>
1. H2TiO4
2. H2TiO3
3. H2Ti2O8
4. Ti2O3
H2TiO4
1. K2CO3
2. KHCO3
3. Na2CO3
4. CaCl2
Na<sub>2</sub>CO<sub>3</sub>
1. B2H6.2NH3
2. B12H12
3. B3N3H6
4. (BN)n
B<sub>12</sub>H<sub>12</sub>
1. galena
2. cerussite
3. cassiterite
4. anglesite
cerussite