Some properties of chemical substances are mentioned below... i. sour taste ii. slippery touch iii. yields alkaline gas with ammonium salt iv. has pH less than 7 v. turns phenolphthalein pink.
Which of the above are NOT typical properties of alkalis?
i, iv and v
iv and v
i and iv
ii and v
ii, iii and iv
Correct answer is C
No explanation has been provided for this answer.