The metal which is used in thermite process because of its activity is____________________?
A. iron
B. copper
C. aluminum
D. zinc
Submitted by :- Jamil Ahmed
CHEMISTRY
Prepare for your upcoming test with a comprehensive collection of Chemistry multiple-choice questions (MCQs), ranging from basic to advanced topics. These Chemistry MCQs cover various sections of the subject, providing you with valuable practice and boosting your chances of scoring well in the Chemistry portion of the test. Whether you’re a student or a job seeker preparing for exams, these MCQs will prove beneficial for your test preparation.
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Which of the following does not give Borax bead test ?
Substance which is found in dried up lakes of Tibet and California is_______________?
Boron in soil has been considered micronutrient for_________________?
A. Soil porosity
B. Proper growth of plants
C. Alkalinity of soil
D. All
Submitted by :- Jamil Ahmed
Phosphorus is a Greek word and it means_________________?
A. Light bearing
B. Fire
C. Impure
D. Tetrahedral
Submitted by :- Jamil Ahmed
Which of the following will give phosphoric acid one reaction with water_________________?
A. PCI5
B. P2O3
C. P2O5
D. All of the above
Submitted by :- Jamil Ahmed
Compounds of nitrogen and phosphorus are mostly________________?
A. ionic
B. covalent
C. polar
D. all varieties are possible
Submitted by :- Jamil Ahmed
Which of the following is different with respect to physical appearance ?
A. Arsenic
B. Phosphorus
C. Antimony
D. Bismuth
Submitted by :- Jamil Ahmed
Which element can form tripositive ion ?
A. Beryllium
B. Carbon
C. Silicon
D. Aluminum
Submitted by :- Jamil Ahmed
Boric acid cannot be used__________________?
A. As antiseptic in medicine
B. For washing eyes
C. In soda bottles
D. For enamel and glazes
Submitted by :- Jamil Ahmed