Question
Name the gas evolved when ethanoic acid is added to
sodium carbonate?Solution
Carbon dioxide is evolved when ethanoic acid is added to sodium carbonate. The gas is invisible to the eye but can be detected by the pop sound made by the gas in a bubble solution. Hence, option B is correct.
12, 91, 172, 249, 328, 407
2100, 2140, 2186, 2240, 2300, 2372
21 32 54 86 131 186
...71 81 61 101 51 181
- Find the wrong number in the given number series.
4, 7, 17, 54, 218, 1098 320, 385, 452, 526, 606, 695
Find the wrong number, in the given number series,
1680, 840, 2520, 630, 3150, 475
214, 223, 248, 297, 378, 489
Find the wrong number in the given number series.
6, 24, 120, 720, 5041, 40320
2592 1300 656 331 169.5 88.75
...