paper-1a – Page 9

M25-CHEM-HL-TZ1-P1A-Q19

Which oxygen-containing molecule has this low-resolution \( ^1H \) NMR spectrum? (Note: The spectrum image was removed from the source

\( 75 \, cm^3 \) of propane was completely combusted in \( 400 \, cm^3 \) of oxygen according to

The following thin-layer chromatogram was obtained from a mixture of naphthalene, \( C_{10}H_8 \), and naphthol, \( C_{10}H_7OH \). A

Consider a Maxwell-Boltzmann distribution graph showing the fraction of particles against kinetic energy, with a vertical dashed line indicating the

Diagrams of four stable allotropes of carbon are shown. W displays a 3D covalent network of tetrahedral carbons. X displays

Which of the following species have the same number of outer electrons? The letters do not represent symbols of elements.

Which chart describes the neutralization curve of a strong base titrated with a strong acid?

Which of the following correctly describes the 3-dimensional shapes of s and p atomic orbitals?

When an excess of ammonia was added to hydrochloric acid, a neutralization curve was obtained showing a sharp equivalence point

Which species would take part in a substitution reaction with benzene?