Trick to Learn Amphoteric Metals and Oxides: Notes preparation is necessary for the students for the preparation of National Eligibility cum Entrance Examination (NEET). The exam is common test exam conducted for the students to take admission in medical colleges. The students who have studied biology as subject in science stream can apply for the exam and start their preparation for the exam. Students can check Short Tricks, notes, syllabus, mock test here at LearningMantras.com. 

These Short Tricks (Mnemonics) on Trick to Learn Amphoteric Metals and Oxides are very helpful for various Medical Entrance Exam like NEET, AIIMS, JIPMER, PGIMER, CBSE Board, ICSE Board, Class 12th, 11th. Here are some mnemonic of this chapter topics listed below. These are very helpful for class 11th and 12th students :-

Trick to Learn Amphoteric Metals and Oxides

Amphoteric Oxides: Oxides which behave as both acidic & basic are called Amphoteric Oxides. These have properties neutralize both acid & base. Metals as copper, beryllium, zinc, tin, lead and aluminum form Amphoteric Oxides.

Example:

Zinc oxide (ZnO) reaction with acids and with bases-
In acid – ZnO+2H+→Zn2++H2​O
In base – ZnO+H2​O+2OH−→[Zn(OH)4​]2−
Al2O3 + 6HCl → 2AlCl3 + 3H2O

TRICK 1:

Zanabe Aali Ne Bekar Crke Gaya Punjabi Song!

‘जनाबे आली ने बेकार करके गाया पंजाबी सॉन्ग’

ZnO ➾ Zanabe

Al2O3 ➾ Aali Ne

BeO ➾ Bekar

Cr2O3 ➾ Crke

Ga2O3 ➾ Gaya

PbO ➾ Punjabi

SnO ➾ Song

TRICK 2:

Sb Zan Ki Aas Suno Prebhu Allah!

‘सब जन की आस सुनो प्रभु अल्लाह’

Sn ➾ Sb

Zn ➾ Zan

As ➾ Aas

Sn ➾ Suno

Pb ➾ Prebhu

Al ➾ Allah

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By Team Learning Mantras