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If a substance has a pH of 5, what does it mean?

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Chemistry Science

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6 years ago

Date created

Mar 1, 2020

Cards (36)

Section 1

(36 cards)

If a substance has a pH of 5, what does it mean?

Front

The substance is an acid.

Back

If red litmus paper turns blue in the substance, what does it mean?

Front

The substance is a base.

Back

List the properties of metals.

Front

shiny luster, malleable, ductile, good conductors of heat and electricity, most are solids at room temperature

Back

the ability to be stretched into thin wires

Front

ductile

Back

What is the chemical formula for table salt

Front

NaCl

Back

Name two COMPOUNDS that we use everyday, one sweetens our food and one seasons it.

Front

sugar and salt

Back

What kind of change is the rusting of metal?

Front

chemical

Back

What is a substance's FAST reaction to oxygen?

Front

burning

Back

A bond that is formed between a nonmetal and a nonmetal, in which electrons are shared.

Front

covalent bond

Back

What are the states of matter?

Front

solid, liquid, gas

Back

An ionic bond is made up of what two types of elements

Front

metal and nonmetal

Back

Negatively charged subatomic particles found in the orbits (or shells) around the nucleus of an atom.

Front

electrons

Back

State the Law of Conservation of Matter

Front

Matter cannot be created or destroyed, it can only change form.

Back

table sugar and salt are

Front

compounds

Back

a bond between a metal and a nonmetal in which the metal loses an electron and the nonmetal gains it

Front

ionic bond

Back

What is the shorter easier way to write a chemical reaction?

Front

a chemical equation

Back

List the properties of non-metals.

Front

dull luster, brittle, poor conductors of heat and electricity, most are gases at room temperature

Back

the ability to be molded into a different shape without breaking or cracking

Front

malleable

Back

Describe a balanced chemical equation.

Front

There has to be the same number of elements on the reactant side as on the product side.

Back

What is a solid that forms during a chemical reaction?

Front

precipitate

Back

What are the "families" on the Periodic Table?

Front

the columns

Back

What kind of change is the burning of leaves?

Front

chemical

Back

What are the extremely small particles that make up all matter?

Front

atoms

Back

Dissolving lemonade mix in water is an example of what?

Front

a homogeneous mixture

Back

What kind of change is the tearing of paper?

Front

physical

Back

What are the "periods" on the Periodic Table?

Front

the rows

Back

What kind of change is it when water changes state?

Front

physical

Back

What is a substance's SLOW reaction to oxygen?

Front

rusting

Back

A convalent bond is made up of what two types of elements?

Front

a nonmetal and a nonmetal

Back

On the pH scale, where does an acid fall?

Front

below 7

Back

Name some tools used to test the pH of a subtance.

Front

litmus paper, pH paper

Back

What are some characteristics of a base?

Front

tastes bitter and feels slippery

Back

The positively charged subatomic particle found in the nucleus

Front

protons

Back

What are the chemical symbols for carbon, nitrogen, oxygen, sodium, chlorine, and hydrogen?

Front

carbon = C, nitrogen = N, oxygen = O, sodium = Na, chlorine = Cl, and hydrogen = H

Back

What are the two major groups of elements?

Front

metals and non-metals

Back

Name the physical properties of matter.

Front

boiling point, melting point, color, density, texture, size, and shape

Back