# Containers made of high silicon cast iron (14% Si) are not suitable for the storage of _____ ? with Answer - Chemical Engineering Mcqs | TestPrep

> Solved MCQ: Containers made of high silicon cast iron (14% Si) are not suitable for the storage of _____ ? Correct Answer: D. Hydrochloric acid (concentrated). Verified answer explanation for FPSC, PPSC, MDCAT, NTS, and CSS competitive exam preparation.

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# Containers made of high silicon cast iron (14% Si) are not suitable for the storage of _____ ?

Direct Answer & Quick Reference

The correct option is **D. Hydrochloric acid (concentrated)**.

A. Acetic acid

B. Benzoic & boric acids

C. Phosphoric acid (95%) & sulphuric acid (95%)

D. Hydrochloric acid (concentrated) **(Correct Answer)**

✨ Explain with AI

Verified Key: D. Hydrochloric acid (concentrated)
Solved by 4,715+ students

Verified against official examination board answer keys and standard curriculum textbooks.

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