Subject :NSO Class : Class 3
P is the state of matter that changes into state Q on cooling and changes into state R on heating. Select the option that correctly identifies the character of P, Q and R.
| P | Q | R | |
| A | Has no fixed volume | Has fixed shape | Has fixed shape |
| B | Has fixed volume | Has no fixed volume | Has no fixed shape |
| C | Has fixed shape | Has no fixed volume | Has no fixed shape |
| D | Has no fixed shape | Has fixed volume | Has no fixed volume |
Ans 1:
Class : Class 3
d
Ans 2:
Class : Class 7
correct ans B
Ans 3:
Class : Class 3