Question

pls answer this correctly
Class 10 Chemistry chapter 1​

Answer 1

Answer:

1. B) oxidation- reduction occur

2. D) All of these

3. C) H2

4. C) CO2

5. C) SO2

6. D) H2S

7. D) effervescence

8. A) Blue to pale green

9. C) Black

10. A) Two gaseous constituents (H2 and O2)

11. B) one gaseous and one solid product (HCl is gas and S is solid)

hope this will help you

Answer 2

Explanation:

photograph (also known as a photo) is an image created by light falling on a photosensitive surface, usually photographic film or an electronic image sensor, such as a CCD or a CMOS chip. ... The process and practice of creating such images is called photography.

if u mark brainlist ‼️‼️

I will return brainlist ‼️‼️