315730
Which of the following statement(s) is/are not true about the diagonal relationship of \(\mathrm{Be}\) and \(\mathrm{Al}\) ?
A. Both react with \(\mathrm{NaOH}\) to liberate hydrogen
B. Their oxides are basic
C. They become passive by concentrated \(\mathrm{HNO}_{3}\)
D. Their carbides give acetylene on treatment with water
315730
Which of the following statement(s) is/are not true about the diagonal relationship of \(\mathrm{Be}\) and \(\mathrm{Al}\) ?
A. Both react with \(\mathrm{NaOH}\) to liberate hydrogen
B. Their oxides are basic
C. They become passive by concentrated \(\mathrm{HNO}_{3}\)
D. Their carbides give acetylene on treatment with water
315730
Which of the following statement(s) is/are not true about the diagonal relationship of \(\mathrm{Be}\) and \(\mathrm{Al}\) ?
A. Both react with \(\mathrm{NaOH}\) to liberate hydrogen
B. Their oxides are basic
C. They become passive by concentrated \(\mathrm{HNO}_{3}\)
D. Their carbides give acetylene on treatment with water
315730
Which of the following statement(s) is/are not true about the diagonal relationship of \(\mathrm{Be}\) and \(\mathrm{Al}\) ?
A. Both react with \(\mathrm{NaOH}\) to liberate hydrogen
B. Their oxides are basic
C. They become passive by concentrated \(\mathrm{HNO}_{3}\)
D. Their carbides give acetylene on treatment with water