The radio active element series are also known as Lanthanide series
True
False
Symbol of Mercury
Fm
Mg
Mc
Hg
Fourth element in halogens
I
Br
Cl
At
Latin name of Antimony
Cuprum
Stannum
Stibium
Plumbum
viscous force is directly proportional to
Mass gradient
Temperature gradient
velocity gradient
charge gradient
Pepsin is secreted by
stomach
liver
kidney
spleen
Rubella virus causes
Typhoid
Measles
chicken pox
malaria
The oxidation number of Fe in K 3[Fe(CN) 6] is
+2
-2
+3
-1
Which company developed Windows OS ?
AT & T
Sun Microsystems
IBM
Microsoft
Who invented Linux?
Bill Gates
US Army
Dave Packard
Linus Torvalds