Chapter 2: Elements are the building blocks

of matter.

Pages 36-68

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By Lester Green Smallwood Academy Gambo

2.1 Elements

Pages 38-432

1.14 Explain the importance of using words that are scientifically appropriate.

Know difference between scientific words like:AtomsIonsElementsMoleculesAtomic numberAtomic massEtc…

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1.41 Define elementA pure substance

that cannot be broken down into simpler substance.

All elements are represented on the Periodic Table of Elements.

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1.15.1 Identify and write chemical symbols for common elements. IncludeElement Symbol Element Symbol

Hydrogen Nitrogen

Sodium Oxygen

Potassium Neon

Magnesium Helium

Calcium Chlorine

Iron Silicon

Nickel Gold

Copper Mercury

Zinc Silver

Carbon Lead5

Ca

HNa

KMg

Fe

Ni

CuZn

C

N

O

NeHe

Cl

Si

Au

HgAg

Pb

1.15.2 Recognize that elements are represented by an international agreed upon system of symbols.All elements are

represented by a chemical symbol

Symbols are agreed upon by all countries in the world

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1.15.3 Identify each element as either an uppercase symbol or an uppercase letter followed by lowercase letter.• Element chemical symbols maybe

1. Single uppercase letter Hydrogen…Carbon…Oxygen…Nitrogen…Potassium…

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HCONK

1.15.3 continued…2. Uppercase letter followed by a lowercase letter

Neon…Calcium…Copper…Gold…Iron…

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NeCaCuAuFe

Worksheet 1: Chemical Symbols