CHEMISTRY SOL QUESTIONS

IF YOU SPILL ACID ON YOURSELF, WHAT SHOULD YOU DO?

 

A. RINSE OFF WITH RUNNING WATER

B. WIPE IT OFF

C. LET AIR DRY

D. APPLY BASE TO NUETRALIZE

 

IF YOU SPILL ACID ON YOURSELF WHAT SHOULD YOU DO?

 

A. RINSE OFF WITH RUNNING WATER

HOW MANY SIGNIFICANT DIGITS ARE THERE IN THE NUMBER 0.09305?

 

A. 3

B. 4

C. 5

D. 6

 

HOW MANY SIGNIFICANT DIGITS ARE THERE IN THE NUMBER 0.09305?

 

B. 4

WHICH BASIC LAB TECHNIQUE INVOLVES SEPARATION OF A MIXUTRE’S COMPONENTS BASED ON A DIFFERENCE IN PARTICLE SIZE?

;

A. FILTRATION

B. EXTRACTION

C. DISTILLATION

D. CRYSTALLIZATION

;

WHICH BASIC LAB TECHNIQUE INVOLVES SEPARATION OF A MIXUTRE’S COMPONENTS BASED ON A DIFFERENCE IN PARTICLE SIZE?

 

A. FILTRATION

THE ATOMIC NUMBER CORRESPONDS TO AN ATOM’S NUMBER OF —-?

 

A. PROTONS

B. NEUTRONS

C. ELECTRONS

D. POSITRONS

 

THE ATOMIC NUMBER CORRESPONDS TO AN ATOM’S NUMBER OF —-?

 

A. PROTONS

WHICH OF THE FOLLOWING IS A MIXTURE?

 

A. CARBON

B. GLUCOSE

C. DISTILLED WATER

D. AIR

WHICH OF THE FOLLOWING IS A MIXTURE?

 

D. AIR

WHICH SCIENTIST WAS THE FIRST TO CONCLUDE THROUGH EXPERIMENTATION THAT ATOMS HAVE POSITIVE CHARGES IN THER NUCLEI?

 

A. BOHR

B. DALTON

C. MOSLEY

D. RUTHERFORD

WHICH SCIENTIST WAS THE FIRST TO CONCLUDE THROUGH EXPERIMENTATION THAT ATOMS HAVE POSITIVE CHARGES IN THER NUCLEI?

 

D. RUTHERFORD

THE ALKALI METALS ARE LOCATED IN WHCIH GROUP OF THE PERIODIC TABLE?

 

A. 1

B. 2

C. 3

D. 4

 

THE ALKALI METALS ARE LOCATED IN WHCIH GROUP OF THE PERIODIC TABLE?

 

A. 1

 

WHICH GROUP OF THE PERIODIC TABLE CONTAINS ATOMS WITH A STABLE OUTER ELECTRON CONFIGURATION?

 

A. 1

B. 8

C. 16

D. 18

 

WHICH GROUP OF THE PERIODIC TABLE CONTAINS ATOMS WITH A STABLE OUTER ELECTRON CONFIGURATION?

 

D. 18

A BALANCED EQUATION HAS EQUAL NUMBERS OF ATOMS OF EACH ON BOTH SIDES OF THE EQUATION. THIS ILLUSTRATES THE PRINCIPAL OF ….?

 

A. CONSERVATION OF ENERGRY

B. CONSERVATION OF MASS

C. ACTION AND REACTION

D. NATURAL SELECTION

A BALANCED EQUATION HAS EQUAL NUMBERS OF ATOMS OF EACH ON BOTH SIDES OF THE EQUATION. THIS ILLUSTRATES THE PRINCIPAL OF ….?

 

B. CONSERVATION OF MASS

HOW MANY OXYGEN ATOMS ARE IN THE IONIC COMPOUND Fe3(PO3)2?

A. 3

B. 5

C. 2

D. 6

HOW MANY OXYGEN ATOMS ARE IN THE IONIC COMPOUND Fe3(PO3)2?

D. 6

NAME PCL3

 

A. POTASSIUM CHLORIDE

B. POTASSIUM TRICHOLRIDE

C. PHOSPHORUS CHLORIDE

D. PHOSPHORUS TRICHLORIDE

NAME PCL3

 

 

 

 

D. PHOSPHORUS TRICHLORIDE

THE COMPOUND Li2S is properly named:

 

A. LITHIUM SULFITE

B. LITHIUM SULFATE

C. DILITHIUM MONOSULFIDE

D. LITHIUM SULFIDE

 

THE COMPOUND Li2S is properly named:

 

D. LITHIUM SULFIDE

 

WHAT TYPE OF COMPOUND IS FORMED BY A METAL AND A NONMETAL?

 

A. IONIC

B. MOLECULAR

C. PLOAR

D. NONPOLAR

WHAT TYPE OF COMPOUND IS FORMED BY A METAL AND A NONMETAL?

 

 

 

A. IONIC