Question
What is the chemical formula of
pentane?Solution
Pentane has the chemical formula C₅H₁₂. This follows the pattern of alkane hydrocarbons, where the general formula is CₙH₂ₙ₊₂. For comparison:
- Methane: CH₄
- Ethane: C₂H₆
- Propane: C₃H₈
- Butane: C₄H₁₀
- Pentane: C₅H₁₂
- Hexane: C₆H₁₄
96 111 131 ? 186 221
19 8 ? -14 63 - 36
...140 300 380 420 440 ?
...3720 3842 ? 4092 4220 4350
22 44 176 1078 8448
...3456 1728 2592 6485 22680 102060
...5 6 14 �...
Identify the logic of the below given series and given answer.
Series I :: 81, 89, 116, 241, (A), 1915
Series II :: (B), 204, 208, 4...
35 36 40 49 65 ?
...If 24 33 x 42 6 51
Then, 20% of x + 40% of x=?
...