Choose the INCORRECT statement.
A) The thermite reaction is: Fe2O3(s) + 2 Al(s) → Al2O3(s) + 2 Fe(l) .
B) Aluminum's chief ore is bauxite.
C) Al2O3 is an amphoteric oxide.
D) Cryolite is Na3AlF6.
E) Alumina is Al(OH) 3.
Correct Answer:
Verified
Q55: Choose the INCORRECT statement.
A)Temporary hard water contains
Q56: In diborane,B2H6,the hybridization of each boron is:
A)sp3
B)sp2
C)sp3d
D)sp
E)sp3d2
Q57: In seawater,Mg2+ is about 1350 mg Mg2+/L.How
Q58: Both gypsum and plaster of Paris contain
Q59: Choose the INCORRECT statement about the alkaline
Q61: Tl is different from Al,Ga,and In in
Q62: One of the most important commercial processes
Q63: Choose the INCORRECT statement.
A)Diborane is B2H6.
B)B(OH)3 boric
Q64: Graphite and diamond are:
A)allotropes
B)amorphous substances
C)bivalent
D)elastomers
E)very unstable
Q65: Choose the molecular shape for BCl3.
A)trigonal planar
B)tetrahedral
C)bent
D)linear
E)trigonal
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents