Q.1.
The correct chemical symbol for magnesium is .......
Q.2.
C is the correct chemical symbol for .......
Q.3.
When two elements combine, the name of the compound will usually end in .......
Q.4.
Which of these metals is a pure element?
Q.5.
The smallest part of an element is called .......
Q.6.
An element is a substance that .......
Q.7.
When the elements lead and bromine combine together, the name of the substance formed is called .......
Q.8.
Which of these substances is an element?
Q.9.
Which of these show a diatomic element?