Exploring Chemical Reactions

Exploring Chemical Reactions

Assessment

Flashcard

Chemistry

8th Grade

Practice Problem

Hard

Created by

Anita Verma

FREE Resource

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8 questions

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1.

FLASHCARD QUESTION

Front

Chemical reaction: process where reactants transform into products by rearranging atoms.

Back

A chemical reaction transforms substances (reactants) into different substances (products) through atom rearrangement.

2.

FLASHCARD QUESTION

Front

Types of chemical reactions studied:

Back

synthesis, decomposition, single replacement, double replacement, combustion

3.

FLASHCARD QUESTION

Front

Two highly reactive metals:

Back

Sodium, Potassium

4.

FLASHCARD QUESTION

Front

Two inert metals:

Back

Gold, Platinum

5.

FLASHCARD QUESTION

Front

Need to keep sodium in kerosene oil?

Back

To prevent sodium from reacting with moisture and oxygen.

6.

FLASHCARD QUESTION

Front

Displacement reaction: A chemical reaction where an element in a compound is replaced by another element.

Back

Displacement reaction: An element in a compound is replaced by another element.

7.

FLASHCARD QUESTION

Front

Zinc in galvanizing iron prevents rusting by acting as a sacrificial anode and forming a protective layer.

Back

Zinc prevents rusting of iron by acting as a sacrificial anode and forming a protective layer.

8.

FLASHCARD QUESTION

Front

Reactivity of metals affects their applications by determining suitability for specific environments, influencing safety and effectiveness.

Back

Reactivity impacts metal applications.

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