Question

iron can displace.................from its salt solution.
b. sodium
c. potassium
d. copper
c. Fe
C. Wood
A. Choose the correct answer.
1. Iron can displace
E
a. zinc
2.
Which of the following is a non-metal?
d. ci
a. Zn
b. Al
3.
Which of the following is a good conductor of heat?
d. Glass
a. Iron
b. Plastic
dazzling flame.

4. Magnesium metal burns in air on heating with a.............. dazling flame
d. red
a. blue
b. white

5. Solution of a non-metal oxide:
a. turns blue litmus red.
b. turns red litmus blue.
c. shows no colour change with red litmus.
d. shows no colour change with blue litmus.

6.Which of the following elements is used in vulcanisation of rubber?
a. Graphite
b. Iron
c. Sulphur
d. Magnesium
c. black


plz and all these
I will mark u the brainlest ​

Answer 1

Answer:

copper

ci

iron

white

red litmus blue

magnesium