Multiple Choice
What two chemical constituents cannot form by chemical weathering of the feldspar minerals alone?
A) soluble sodium and potassium bicarbonates
B) insoluble iron oxides and soluble magnesium bicarbonates
C) silica and insoluble clay minerals
D) silica and soluble calcium bicarbonate
Correct Answer:

Verified
Correct Answer:
Verified
Q22: Which one of the following statements is
Q23: Mechanical weathering involves rock materials being broken
Q24: Give one example each for mechanical and
Q25: Weathering generally accentuates the differences in minerals
Q26: Humus is a concentration of decaying, organic
Q28: What mineral particles are the dominant colouring
Q30: Decomposition of pyrite is an important factor
Q31: Clay minerals, silica (SiO?), and dissolved potassium
Q32: List the major processes that contribute to
Q36: Word Analysis. Examine the words and/or phrases