1. A pure substance containing only one kind of _______. An element _______be separated into simpler materials (except during nuclear reactions). Over 100 existing elements are listed and classified on the _______. Compounds: 2. A pure substance containing two or more kinds of _________. The atoms are __________combined in some way. Often they come together to form groups of atoms called molecules. Compounds __________be separated by physical means. Separating a compound requires a chemical reaction. The properties of a compound are usually different than the properties of the _______ it contains. 3. Activity 2.Directions: Complete the Venn diagram by listing the similarities and differences between elements and compounds.
ELEMENTS
COMPOUNDS
pa answer naman po lahat i brainliest ko makapag sagot ng lahat,ng yan. promise
REPORT po yung walang kuwentang sagot..
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Answer:
A pure substance containing only one kind of atom • An element is always uniform all the way through (homogeneous). An element_cannot be separated into simpler materials (except during nuclear reactions). ... Mixtures can be separated into their components by chemical or physical means.
Explanation: yan lang po alam ko