CBSE Board Class X Science Sample Paper - 1 Term 2_2

Which of the "Halogens" is found in liquid state at room temperature?

• Flourine

• Chlorine

• Iodine

• Bromine

Which of the "Halogens" is found in liquid state at room temperature?

• Flourine

• Chlorine

• Iodine

• Bromine

Which of the "Halogens" has yellowish green color?

• Chlorine

• Bromine

• Flourine

• Iodine

Which of these elements are Halogens?

• Fluorine

• Helium

• Zinc

• Bromine

What group are the Halogens?

• 6.9

• 7

• 8

• 3

You've seen the name many times, how do you spell it?

• Halogens

• Helogens

• Hallogens

• Halogans

At room temperature, chlorine is...

• a yellow-green gas
• a brown gas
• a yellow-green liquid

As you move down the group, halogens' reactivity...

• increases

• decreases

• doesn't change

• shows no trend.

At room temperature, iodine is a....

• Gas
• Liquid
• Solid

How many electrons do the halogens all have in their outer shells?

• 1

• 2

• 7

• 8