Question

Which of the following is a non-metal? 1) Iron 2) Calcium 3) Nitrogen 4) Aluminium Elements which exhibit some properties of metals and non-metals are called: 1) Metals 2) Non-metals 3) Metalloids 4) Noble gases Which of the following is a noble gas? 1) He 2) H 3) Li 4) O The Latin name of Potassium is 1) Natrium 2) Cuprum 3) Kalium 4) Ferrum The symbol of Tungsten is 1) Ta 2) Tn 3) Tg 4) W He, Ne, Ar, Kr, Xe, Rn are known as: 1) Trace elements 2) Rare gases 3) Inert gases 4) All the above Which of the following is the characteristics of non-metals? 1) Non-lustrous 2) Bad conductor 3) Non-ductile 4) All the above The number of atoms present in one molecule of an element is called 1) Atomicity 2) Molecularity 3) Ions 4) Compound​

Answer 1

Answer:

1st-Nitrogen

2nd-Metalloids

3rd-He

4th-kalium

5th-W

6th-inert gases(not sure)

7th-All the above

8th-Atomicity

Explanation:

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