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Elements and Compoun

Elements & Compounds

The smallest part of an element or object is the _____. atom
An __________ is matter that is made up of one type of atom. element
A __________ is two or more atoms bound together. compound
The following compound is made up of how many elements? H2O Two
How many elements are in the compound Fe2O3 Two
Which of the following elements is one of the major components of living organisms? Sulfur Carbon Copper Water Carbon
Which element makes up most of the Earth's atmosphere? Nitrogen
Which of these is a compound? Aluminum, Chlorine, Oxygen, Water water
A pure substance that cannot be broken down into a simpler substance is a good definition of an ______. element.
How many different elements are in this compound? KrIS three
How many different elements are in this compound? BeAlSiOB? five
TRUE or FALSE: Water is a compound. TRUE
When looking at a block on the periodic table for Sodium, "Na" is the element's __________. chemical symbol
______ is one of the major components of living organisms. Carbon
TRUE or FALSE: Oxygen is an essential element in the Earth's crust, atmosphere, oceans, and organic material. TRUE
NaCl is an example of a ________. Compound
Compounds are made of at ______ two types of matter. Least
Most of the Earth's atmosphere is made up of ______. Nitrogen
Elements are _____ substances composed of one kind of particle whereas compounds are substances that contain two or more elements that have chemically combined. Pure
TRUE or FALSE: One way to tell how many elements are in a compound is to count ALL the letters (not just the CAPITAL letters). FALSE
The element that is most abundant in both solid parts of Earth and in living matter is ________. Oxygen
TRUE or FALSE: When comparing an element and a compound, it is like comparing a hamburger bun (element) to a hamburger (compound). True
The _____ Table of Elements is a list of all known pure substances in the universe. Periodic
Created by: oakhills



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