Question

u both acidic and basic
4. The oxides formed by non-metals are
a. neutral
b. acidic
c. basic
d. none of these
5. Which of the following is acidic in nature?
a. Magnesium oxide
b. Silver oxide
은
c. Sulphur dioxide
d. Sodium hydroxide
6. The acidic oxides turn
a. blue litmus to red
b. red litmus to blue
c. have no effect on litmus
d. all of these
B. Fill in the blanks.
1. Metal produce
when hit by an object.
2. A more
metal can displace a less
metal from its solution.
Materials Metals and Non-Metals
81​

Answer 1

Answer:

4 a

5 c

6 a

B 1. Sound

2 Reactive