Generally green box
The symbol "Sr" on the periodic table stands for the element strontium. Strontium is a silvery-white alkaline earth metal that is commonly used in fireworks and flares due to its bright red flame color.
A periodic table will be extremely helpful in this case. If you would've taken the smallest of glances, you could see that copper's (Cu) atomic number is 29. A periodic table is in the link below should you decide to use it.
In the periodic table, different colors typically represent the physical states of the elements at room temperature. Generally, solid elements are shown in one color (often shades of gray or black), liquids in another (commonly blue), and gases in yet another (usually red or green). Some tables may also indicate elements that are synthetic or radioactive with distinct colors or patterns. Always check the specific legend of the periodic table for precise color coding.
In the periodic table, elements that are solids at room temperature are typically represented in black or dark shades. This color coding helps distinguish them from gases and liquids, which are often shown in different colors, such as blue for gases and red for liquids. However, specific coloring can vary by periodic table design, so it's essential to refer to the accompanying legend for accuracy.
Generally green box
The symbol "Sr" on the periodic table stands for the element strontium. Strontium is a silvery-white alkaline earth metal that is commonly used in fireworks and flares due to its bright red flame color.
Bromine is a nonmetal. It is a red liquid. On the periodic table, it has the symbol Br and the atomic number 35.
A periodic table will be extremely helpful in this case. If you would've taken the smallest of glances, you could see that copper's (Cu) atomic number is 29. A periodic table is in the link below should you decide to use it.
In the periodic table, different colors typically represent the physical states of the elements at room temperature. Generally, solid elements are shown in one color (often shades of gray or black), liquids in another (commonly blue), and gases in yet another (usually red or green). Some tables may also indicate elements that are synthetic or radioactive with distinct colors or patterns. Always check the specific legend of the periodic table for precise color coding.
The red stand for blood.
In the periodic table, elements that are solids at room temperature are typically represented in black or dark shades. This color coding helps distinguish them from gases and liquids, which are often shown in different colors, such as blue for gases and red for liquids. However, specific coloring can vary by periodic table design, so it's essential to refer to the accompanying legend for accuracy.
white
For blood.
red
The allotropes of selennium and phosphorus
it stands for danger