Symbol of an Element

Q. Why do we use symbols to represent elements?

Q.

What is the significance of a symbol?

Q.

Write the symbol of Gold, Aluminium, silver, potassium, sodium, calcium.

Q.

1. The symbol of calcium is _______ .

Q.

4. Write the symbols of these elements.

ii. Chlorine

Q.

Which of the following is the symbol for Bromine?

1. Br
2. Ca
3. Be
4. S

Q. Which of the following is correct regarding chemical symbol?

1. It represents one atom of an element.
2. It determines how fast the reaction will occur.
3. It determines how the reactants react with compounds.
4. It represents the electronic configuration of an element.

Q. Which of the following represents chlorine?

1. Cl
2. Co
3. C
4. Cr

Q.

Why is the symbol $\mathrm{S}$ for Sulphur, but $\mathrm{Na}$ for Sodium and $\mathrm{Si}$ for Silicon?

Q. Which of the following is the correct symbol of potassium?

1. Ag
2. K
3. P
4. W

Q. Which of the following is the correct symbol of potassium?

1. Ag
2. K
3. P
4. W

Q. Does a symbol represent an atom or a molecule? What are the symbols for each of the following?

(a) cobalt
(b) copper
(c) chlorine
(d) carbon

Q. Which of the following is the correct symbol of potassium?

1. K
2. P
3. W
4. Ag

Q. The chemical symbol of magnesium is and that of manganese is .

1. Mg
2. Mn
3. Mo
4. M

Q. Match the following elements with their respective symbolic representations.

1. Au
2. Pb
3. Ag
4. P

Q. C is the symbol of carbon. What else does it represent?

Q. Which among the following is the chemical symbol for iron?

1. $\text{Na}$
2. $\text{K}$
3. $\text{Fe}$
4. $\text{Zn}$

Q.

What is the abbreviation for an element called?

1. Expression

2. Version

3. Code

4. Symbol

Q. Which of the following elements has its symbol given in the correct format?

1. Aluminium - Al
2. Zinc - ZN
3. Fluorine - f
4. Boron - B

Q. Which amongst the following elements is incorrectly matched to its symbol?

1. Calcium - Ca
2. Potassium - K
3. Magnesium - Mg
4. Sodium - N

Q. W is the symbol for ______.

1. silver
2. gold
3. aluminium
4. tungsten

Q.

What is the chemical notation for an element known as?

1. symbol

2. expression

3. formula

4. short-hand

Q. Which of the following element has its symbol given in correct form?

1. Aluminium - Al
2. Beryllium - B
3. Sodium - Na
4. Potassium - P