A. Ca
B. Cr
C. Both of the above
D. None of the above
Related Mcqs:
- Many properties of an element and its compounds can be predicted from the position of the element in the periodic table. What property could not be predicted in this way ?
A. The nature of its oxides
B. The charge on its ions
C. The formula of its oxide
D. Its number of isotopes - FeSO4 forms brown ring with________________?
A. N2O3
B. NO2
C. NO
D. N2O - Which element is necessary for normal leaf development ?
A. Si
B. Ba
C. Mg
D. Ca - Which one of the following is not the mono isotopic element ?
A. arsenic
B. uranium
C. iodine
D. nickel - The nucleus of an atom of every element will always contain____________________?
A. neutrons
B. protons and electrons
C. protons
D. protons and neutrons - Which of the following element act as inert electrode________________?
CCu
B. Ag
C. Pt
D. None - When an active metal like Al comes in contact with less active element like Cu then it produces__________________?
A. dry cell
B. galvanic cell
C. electrolytic cell
D. A and B - When a compound of transition element is dissolved in a solution of salt then it produces____________________?
A. simples ions
B. complex ions
C. double salts
D. strong anions - The element having electronic configuration [kr] 4d10, 4f14,5s2,5p6,5d1,6s2 belongs to __________?
A. S-Block
B. P-Block
C. d-Block
D. f-BlockSubmitted by: Muhammad Ali Kunbhar
- Which one of the following is a bridge element?
A. Be
B. Cl
C. K
D. PSubmitted by: Muhammad Ali Kunbhar