chemistry 10th

NAME OF THE STUDENT:

ROLL NO.

1. What is the trend of Eectronegativity across the period ?

• depends on no. of valence electrons
• remains the same
• decreases
• increases

2.Place Fluorine. Beryllium and Nitrogen in the order of increasing electronegativity.

• Be , N , F.
• N , F, Be
• Be, F, N
• NOTA

3. Which element has the highest electronegativity?

• I
• Br
• Cl
• F

4.Which element has the most metallic character in the Periodic table?

• SODIUM
• POTASSIUM
• CEASIUM
• RUBIDIUM

5.If an element has a low ionisation energy then it is likely to be …………….

• NON-METALLIC
• METALLIC
• METALLOID
• NOTA