Metals, Non-metals and Metalloids

One clue of a chemical change is a precipitate, a precipitate is-

What type of change does this represent? dissolving sugar

Why is gas produced using baking soda and vinegar if it is not being heated on a stove?

Which section represents yellow?

Which of the following represents a chemical change is taking place?

Which elements are poor conductors of electricity and brittle?

Two clear liquids were poured in test tube and makes a white solid, what type of change?

Iron and Sulfur are on periodic table, what is the difference between the two-

What type of element is Radium?

What type of change is this?

Which is evidence that a chemical change happened during chemistry in the bag lab?

Which section represents the pink?

Bismuth is found in Pepto-bismol. It is a

An unknown element is brittle, dull and a semiconductor it is a -

These elements have luster, ductile and malleable. They are:

Uranium is used to generate electricity. It is a-

Which is considered evidence of a chemical change?

This picture is Bromine. What type of element is this?

Iodine is used to disinfect external wounds. It is a-

What type of changes does this represent?

Which pictures represent pure substances?

What type of change is this?

Which is evidence that a chemical changes has occurred?

All of these are examples of physical changes except-

These elements are malleable and can used to make jewelry.

A chemical change is different than a physical change because-

Which of the following is a physical change?