Question
What is the atomic number of silicon, a component of
quartz?Solution
Silicon, a fundamental element in quartz, has the atomic number 14. It bonds with oxygen to form silicon dioxide (SiO2), the chemical compound of quartz, which is integral to various technological and industrial applications.
Identify the given logic and complete the series with the correct option. 12, 15, 18, 20,?
12                          13                         30                     �...
5 4 29 24 185 ?
112    162    199    ?     242    252
...6   16  ?     244  1,245  7,506  52,591
3Â Â Â Â Â Â Â Â Â Â Â Â Â Â 25Â Â Â Â Â Â Â Â Â Â Â 173Â Â Â Â Â Â Â Â Â 1041Â Â Â Â Â Â Â 5201Â Â Â Â Â Â Â 20809
10       a �...
16 9 ? 13.25 22.625 36.3125
...D irection: Which of the following will replace ‘?’ in the following series
10,14,’?’,199, 352, 530
...22, 23, 31, 57, 122, 247
5, 7, 10 , 15 , 21 , 33
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