Chapter 16 Module 2

Acids and Bases-Module 2

Course Name: Chemistry Course No.132 NT Teacher: Bill Cook Teacher's Email: bcook@icc.edu

No. of Questions= 3

1. What is the conjugate acid of HAsO₄^-2?

a) H₃O⁺¹

b) H₂AsO₄^-1

c) H₃AsO₄

d) H₃As

e) AsO₄^-3

2. All of the following are conjugate acid-base pairs except:

a) HNO₂, NO₂⁺¹

b) O^-2, OH^-1

c) H₂CO₃, HCO₃^-1

d) HOCl, OCl^-1

e) HSO₄^-1, SO₄^-2

3. Which of the following acids has the strongest conjugate base?

a) HClO₄

b) HClO₃

c) HClO₂

d) HClO

e) HCl

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1.	What is the conjugate acid of HAsO₄^-2?

	a)	H₃O⁺¹
	b)	H₂AsO₄^-1
	c)	H₃AsO₄
	d)	H₃As
	e)	AsO₄^-3


2.	All of the following are conjugate acid-base pairs except:

	a)	HNO₂, NO₂⁺¹
	b)	O^-2, OH^-1
	c)	H₂CO₃, HCO₃^-1
	d)	HOCl, OCl^-1
	e)	HSO₄^-1, SO₄^-2


3.	Which of the following acids has the strongest conjugate base?

	a)	HClO₄
	b)	HClO₃
	c)	HClO₂
	d)	HClO
	e)	HCl