Multiple Choice
The Greeks proposed that matter consisted of four fundamental substances:
A) fire,earth,water,air
B) fire,metal,water,air
C) earth,metal,water,air
D) atoms,fire,water,air
E) atoms,metal,fire,air
Correct Answer:
Verified
Correct Answer:
Verified
Q57: The formula for sodium dihydrogen phosphate is<br>A)NaH<sub>2</sub>PO<sub>4</sub><br>B)Na(HPO<sub>4</sub>)<sub>2</sub><br>C)NaHPO<sub>4</sub><br>D)Na<sub>2</sub>HPO<sub>4</sub><br>E)Na<sub>2</sub>H<sub>2</sub>PO<sub>4</sub>
Q58: The correct name for FeO is<br>A)iron oxide<br>B)iron(II)oxide<br>C)iron(III)oxide<br>D)iron
Q59: Which of the following are incorrectly paired?<br>A)Copper,Cu<br>B)Carbon,C<br>C)Cobalt,Co<br>D)Calcium,Ca<br>E)Cesium,Ce
Q60: Write the symbol for each of the
Q61: How many of the following postulates of
Q63: Which of the following is incorrectly named?<br>A)Pb(NO<sub>3</sub>)<sub>2</sub>,lead(II)nitrate<br>B)NH<sub>4</sub>ClO<sub>4</sub>,ammonium
Q64: Write the formula for:<br>-cobalt(II)chloride
Q65: Which of the following pairs is incorrect?<br>A)iodine
Q66: The chemist credited for inventing a set
Q67: Arsenopyrite is a mineral containing As,Fe,and S.Classify