Question
What is the primary reason for the non-expanding nature
of fine-grained micas within the 2:1-type minerals?Solution
Potassium ions act as binding agents, preventing the expansion of the crystal structure, thus making fine-grained micas non-expanding .
7, 8, ?, 52, 209, 1046
What will come in place of the question mark (?) in the following series?
17, 81, 131, 169, 197, ?
Find the missing number in the given number series.
1, 2, 3, 6, 11, 20, ?4 10 ? 62.5 156.25 390.625
...362 452 550 656 770 892 ?
...23Â Â Â Â 44Â Â Â Â 64Â Â Â Â 83Â Â Â Â Â ? Â Â Â Â Â 118
...What will come in place of the question mark (?) in the following series?
45, 68, 114, 183, 275, ?
- What will come in place of (?), in the given number series.
2, 3, 5, 8, 12, ? What will come in place of (?) question mark in the given number series.
12, 27, 44, 65, ?, 139
What will come in the place of questions (?) mark in the following questions.
40, 25, 30, 50, 105, ?