A. C.
e.
Aliwel ule IUUUWWg questions.
Define valency.
b. What is the valency of aluminium and nitrate in Al (NO),?
How many electron pairs are shared by an oxygen molecule?
d. The valency of fluorine is 1. What is its valence electron?
What are radical and ions?
f. Define
i, element ii. compound iii. symbol
iv. molecule
V. atom vi. metals vii. electrovalent compound
ix. chemical bond x. metalloids
g.
What are radicals? Mention their types.
h. What is valency? Write the valency of the following radicals and elements.
CO, PO, Na, H, O, OH, NH, CI, Ca, Al, Si, Hg (ic), NO,
148 Modern Graded Science Class 9
viii. covalent compound

the leaf is an organ of a typical plant, and the main functions are to complete photosynthesis and allow the plant to exchange gas, just like how we have the respiratory system. leaves have the stomata, which collects maintains co2 and o2 levels. this is necessary for cell metabolism. the leaf also collects sunlight using chloroplasts. succinctly, leaves own a pivotal role in sustaining plant life.

honesty and integrity.

inspire others.

commitment and passion.

good communicator.

decision-making capabilities.

accountability.

delegation and empowerment.

creativity and innovation.

here are the traits of a good leader.i'm not going to give you the examples so you can copy right it.that's illegal but i hope that this you out.

56 moles of   lieter in chemistry