Question
Which of the following statements about materials are
true? I. Graphite conducts electricity well. II. Bromine is a liquid non-metal at room temperature.Solution
Graphite is a good conductor of electricity due to its free electrons. Bromine is the only non-metallic element that is liquid under normal conditions.
15, 31, 67, 131, ?, 375
What will come in place of the question mark (?) in the following series?
121, 110, 97, ?, 61, 38
12 ? 545 2729 10919
14, 20, 29, 44, 65, ?
306, 272, 240, ?, 182, 156
What will come in place of the question mark (?) in the following series?
130, 158, 214, 298, ?, 550
- What will come in place of the question mark (?) in the following series?
6, 19, 45, ?, 136, 201 What will come in place of the question mark (?) in the following series?
10, 135, ?, 226, 234, 235
58, 63, 78, ?, 138, 183
What will come in place of the question mark (?) in the following series?
45, 54, 72, ?, 126, 162