Zakharova insisted that Russia was intent on maintaining the principle that nuclear war was inadmissible.
The expected deal would have the US provide sanctions relief in exchange for Iran limiting its nuclear program.
The deployment is Moscow's first move of such warheads outside Russia since the fall of the Soviet Union.
Among her predictions is a nuclear war, so devastating that it could lead to a change of the Earth's orbit. Looking at the ongoing Russia-Ukraine War, this might be concerning.
"As dangerous as nuclear war": senior artificial intelligence industry officials warn that AI could lead to the extinction of the human race.
A drug that is able to efficiently remove radioactive contamination from the body would be a medical milestone.
The Jerusalem Post reported earlier this week that the IAEA was close to closing or at least shelving its probe into the undeclared nuclear site.
The IAEA has been pushing Iran since 2018-2019 to explain three undeclared nuclear sites.
Iran's stock of uranium enriched to up to 60% has continued to grow and is now roughly enough for two nuclear bombs, one of the two confidential quarterly reports to member states showed.
As the Islamic Republic advances in its quest for nukes, military intel chief Aharon Haliva said the IDF is remaining "ready at all times."