Study the given Venn diagram carefully.
Identify 1, 2 and 3.
1 | 2 | 3 | |
A | Do not React with metals | react with litmus | Do not react with carbonates |
B | Are sour in taste | React with carbonates | Are soapy to touch |
C | Have OH– > H+ | Have H+ OH– = H+ | Have OH– H+ > OH– |
D | React with carbonates to form CO2 gas | can be identified by using indicators | turn china rose indicator green |