Question

methods
1 Complete the statements given below by filling in the blank with the correct word/s. [10
1. An element is a pure substance which cannot be broken down by physical or
2. The basic unit of an element is a /an
[molecule / atom / ion]
3. Atom contains (neutron / nucleus), with positively charged (protons / neutrons
4. Element
(silver/copper/carbon) has the symbol derived from its Latin name 'argentum
5. From the elements - He, Br, Pt & O, the element which is metallic is
an inert element
forms a triatomic molecule is - is liquid at room temperature is _Y
6. From the elements nitrogen, chlorine, bromine, the element present in the atmosphere is
Match the statements in List I - 1 to 10 with their correct answers in List II - A to J. [10
A: Nitrogen​

Answer 1

1. chemical means
2. atom
3. nucleus, protons
4. silver
5. Br
6. Nitrogen

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