An element has similar properties to krypton. Its mass is greater than the mass of hydrogen and less than the mass of bromine. Its atomic number is greater than that atomic number of boron and less than the atomic number of sulfur. Identify the name and chemical symbol of this element.

Growing crops in places where major pests don't live using beneficial insects to eat harmful insects using a rat trap instead of a rodenticide developing drought-resistant tomato plants using beneficial insects or natural oils to repel pests planting a different crop every year to fake out the pests keeping food covered to deter ants and rodents developing bean plants with a resistance to fungus picking caterpillars off tomato plants cultivation practice biological control cultural control genetic resistance natural chemicals