This chapter is currently out of syllabus
1
JEE Main 2021 (Online) 24th February Morning Shift
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Change Language
The major components in "Gun Metal” are :
A
Al, Cu, Mg and Mn
B
Cu, Ni and Fe
C
Cu, Sn and Zn
D
Cu, Zn and Ni
2
JEE Main 2021 (Online) 24th February Morning Shift
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Change Language
Which of the following ore is concentrated using group 1 cyanide salt ?
A
Sphalerite
B
Malachite
C
Siderite
D
Calamine
3
JEE Main 2020 (Online) 6th September Evening Slot
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Change Language
The element that can be refined by distillation is :
A
gallium
B
nickel
C
zinc
D
tin
4
JEE Main 2020 (Online) 6th September Morning Slot
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Change Language
The incorrect statement is :
A
bronze is an alloy of copper and tin
B
cast iron is used to manufacture wrought iron
C
german silver is an alloy of zinc, copper and nickel
D
brass is an alloy of copper and nickel
JEE Main Subjects
EXAM MAP
Medical
NEET
Graduate Aptitude Test in Engineering
GATE CSEGATE ECEGATE EEGATE MEGATE CEGATE PIGATE IN
CBSE
Class 12