Chemical Reactions and Radioactive Decay

Chemical Reactions and Radioactive Decay

Assessment

Flashcard

Science

9th - 12th Grade

Hard

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15 questions

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1.

FLASHCARD QUESTION

Front

What is a covalent bond?

Back

A covalent bond is a type of chemical bond where two atoms share one or more pairs of electrons.

2.

FLASHCARD QUESTION

Front

Which compound results from covalent bonding?

Back

C6H12O6 (glucose) is a compound formed by covalent bonds.

3.

FLASHCARD QUESTION

Front

What happens during alpha decay?

Back

During alpha decay, an atomic nucleus loses two protons and two neutrons, resulting in a new element.

4.

FLASHCARD QUESTION

Front

What is the effect of alpha decay on the atomic number?

Back

The atomic number decreases by 2 due to the loss of two protons.

5.

FLASHCARD QUESTION

Front

What is pH?

Back

pH is a measure of the hydrogen ion concentration in a solution, indicating its acidity or alkalinity.

6.

FLASHCARD QUESTION

Front

Which substance has the highest hydrogen ion concentration?

Back

A substance with a pH of 1 has the highest hydrogen ion concentration.

7.

FLASHCARD QUESTION

Front

What is a single replacement reaction?

Back

A single replacement reaction is a type of chemical reaction where one element replaces another in a compound.

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