Question
The main reason behind formation of a covalent bond
is-Solution
In covalent bond two atoms share electrons so they can fill their outer shells and attain stability.
9 28 83 250 ? 2248
What will come in place of the question mark (?) in the following series?
28, 45, 75, 118, 174, ?What will come in place of the question mark (?) in the following series?
15, 16, 25, 50, 99, 180, ?
What will come in place of the question mark (?) in the following series?
110, 120, ?, 146, 162, 180
25          54          ?             228        460        924
...- What will come in place of (?), in the given number series.
100, 95, 85, 70, ?, 25 What will come in place of the question mark (?) in the following series?
10, 135, ?, 226, 234, 235
612, 487,?, 396, 388, 387
What will come in place of the question mark (?) in the following series?
1515, 184, ?, 455, 967, 624
17, 19, 41, 127, 513, ?Â
