Jss 1 chemistry 2nd term mid term test 2025

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Welcome to your Jss 1 chemistry 2nd term mid term test 2025

Elements known to be electron acceptors are

The following are metals except

Periodic table was constructed by

Chemical formula for table salt is

The atomic number of Nitrogen is

The chemical symbol of calcium is

The vertical columns in a periodic table is called

Hydrogen is in group......... in the periodic table

A liquid metal is .........

The following are metalloids except

Subjective

............ is a letter used to represent elements

............ is the name of this compound 'HCl'

............ is the combining power of an element

...........and ..........are the examples of non-metals.

Essay Answer All 1a. What is an Element? 1b. List and explain 2 classes of elements 1c. Write the chemical symbols of these elements: i. Aluminum ii. Sulphur

2a. Define a Compound 2b. What is Chemical formula? 2c. Write 3 compounds and their chemical formulae

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