MCQs
Match List I with List II and select the correct answer by using the codes given below.
List I List II
A. Pyrolysis 1. Takes place in the absence of oxygen
B. Gasification 2. Transfer of solid fuel to gaseous energy carrier
C. Biomass 3. Direct transfer of solid organic waste to liquid fuel
D. Combustion 4. Takes place in the presence of oxygen
:
D
Option: (d)
:
A
Option: (a)
:
C
Option: (c)
:
C
Option: (c)
:
B
Option: (b)
:
D
Option: (d)
:
A
Option: (a)
:
A
Option: (a)
:
A
Option: (a)
Consider the following statements with reference to the periodic table of chemical elements
(a) Ionization potential gradually decreases along a period.
(b) In a group of elements, electron affinity decreases as the atomic weight increases.
(c) In a given period, electro-negativity decreases as the atomic number increases.
Which of these statements(s) is/are correct?
:
B
Option: (b)