MCQ
The metals which can produce amphoteric oxides are :
- ASodium and aluminium.
- BZinc and potassium.
- CCalcium and sodium.
- ✓Aluminium and zinc.
✓
Answer
Correct option: D.
Aluminium and zinc.
Both aluminium and zinc oxides react with acids and bases to form salt and water.
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
The students of a class were asked by the teacher to study the different parts of an embryo of an angiosperm. Given below are the essential steps for the experiment :
→- Soak the seeds in plain water and keep them overnight.
- Cut open the soaked seed and observe its different parts.
- Take some healthy seeds in a petri $-$ dish.
- Drain the excess water, cover the seeds with a wet cotton cloth and leave them as it is for a day.
Which of the following oxide$(s)$ of iron would be obtained on prolonged reaction of iron with steam?
→Fresh milk has a $\ce{pH}$ of $6$. When milk changes into curd, the $\ce{pH}$ value will :
→Which of the following is the only conducting tissue in non $-$ flowering plants?
→Calcium phosphate is present in tooth enamel, its nature is :
Two of the following organisms have a holozoic mode of nutrition. These organisms are:
Which of the following substance will not give carbon dioxide on treatment with dilute acid?
A student focussed the image of a distant object using a device $X$ on a white screen S as shown in the figure. If the distance of the screen from the device is $30 \ cm,$ select the correct statement about the device $X.$
→Which of the following is the correct sequence of events of sexual reproduction in a flower?
Which of the following pairs of two vegetables represents the correct homologous structures?